---
product_id: 620075288
title: "Tanza i-Size, High Back Booster Seat, 3.5–12 years, 100–150cm, Compact Foldable Car Seat, 10 Headrest Positions, G-CELL Side Impact Protection, Padded & Elevated Kids Car Seat, Full Black"
brand: "maxi-cosi"
price: "€ 168.59"
currency: EUR
in_stock: true
reviews_count: 13
category: "Maxi Cosi"
url: https://www.desertcart.sk/products/620075288-tanza-i-size-high-back-booster-seat-3-5-12
store_origin: SK
region: Slovakia
---

# ISOFIX secure install Compact foldable design G-CELL side impact tech Tanza i-Size, High Back Booster Seat, 3.5–12 years, 100–150cm, Compact Foldable Car Seat, 10 Headrest Positions, G-CELL Side Impact Protection, Padded & Elevated Kids Car Seat, Full Black

**Brand:** maxi-cosi
**Price:** € 168.59
**Availability:** ✅ In Stock

## Summary

> 🛡️ Safety Meets Style: The Booster Seat That Moves with Your Family

## Quick Answers

- **What is this?** Tanza i-Size, High Back Booster Seat, 3.5–12 years, 100–150cm, Compact Foldable Car Seat, 10 Headrest Positions, G-CELL Side Impact Protection, Padded & Elevated Kids Car Seat, Full Black by maxi-cosi
- **How much does it cost?** € 168.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/620075288-tanza-i-size-high-back-booster-seat-3-5-12)

## Best For

- maxi-cosi enthusiasts

## Why This Product

- Trusted maxi-cosi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Side Impact Shield:** Integrated G-CELL technology disperses crash forces, protecting head, neck, and shoulders with expert precision.
- • **Eco-Conscious Comfort:** Made with 100% recycled, machine-washable fabrics free from harmful chemicals—safe for your child and the planet.
- • **Effortless Installation:** ISOFIX connectors guarantee a rock-solid, hassle-free setup so you can focus on the journey ahead.
- • **Travel-Ready Portability:** Lightweight 5.32kg and folds compactly (59.5x28x45cm) for seamless car-to-car transfers and easy storage.
- • **Safety that Grows with Them:** Meets top EU i-Size standards with 10 adjustable headrest positions for a perfect fit from 3.5 to 12 years.

## Overview

The Maxi-Cosi Tanza i-Size is a forward-facing high back booster seat designed for children aged 3.5 to 12 years (100–150cm). It features ISOFIX secure installation, 10 adjustable headrest positions, and G-CELL side impact protection for superior safety. Weighing just 5.32kg, it folds compactly for easy portability and storage. Crafted with 100% recycled, machine-washable fabrics free from hazardous chemicals, it combines eco-friendly materials with premium comfort and convenience for growing kids.

## Description

Meet our Maxi-Cosi Tanza i-SizeThe multi-age car booster seat that grows with your little one while also offering the convenience of compact folding for easy storage and portability. Tanza i-Size’s integrated G-CELL Side Impact Protection provides peace of mind, while secure ISOFIX attachments mean you can have confidence through years of use. With Tanza i-Size, you can rest assured that your child's comfort and safety are taken care of, from as early as 3.5 years old (100cm) up to 12 years old (150cm).SafetyThe child car seat is designed with integrated G-CELL Side Impact Protection technology and meets the highest, European i-Size safety standards, providing that extra layer of security. Additionally, the fabrics are produced without the use of hazardous chemicals, meaning that your child’s skin is not exposed to any potential risks.Ease of useTanza i-Size’s compact fold (59.5cm x 28cm x 45cm) allows you to take it with you when necessary or store it away effortlessly when not in use. Its practical design brings added convenience to your daily routines. With ISOFIX connectors, it guarantees a secure, and stable installation in your car, making setup as simple as it should be. Tanza i-Size is your easy-to-use, on-the-go child car seat solution.AgeTanza i-Size is the versatile car seat that grows with your child throughout the years. It offers lasting functionality from as early as 3.5 years old (100 cm) to 12 years old (150 cm), adapting to your child's age and changing needs. Tanza i-Size is there for every stage of their journey, from toddler to pre-teen.ComfortTanza i-Size doesn't compromise when it comes to comfort. With 10 headrest positions and height adjustment, the seat is designed to ensure their well-being and provide a cosy travel experience. Tanza i-Size is where safety and comfort come together.

Review: Great seat and very portable - I recently purchased the Maxi-Cosi Tanza and had the opportunity to truly put it to the test during a trip to France. I must say, this car seat exceeded all my expectations, particularly in terms of travel. One of the standout features of the Maxi-Cosi Tanza is its lightweight design. Traveling through airports, navigating rental cars, and transferring between vehicles was a breeze. The car seat's compact size made it easy to carry and fit into smaller European cars, which was a big plus on our trip. Despite its lightweight construction, it feels sturdy and reliable, providing peace of mind that my child was safe and secure. Throughout our travels in France, we used the Maxi-Cosi Tanza in several different vehicles, ranging from small city cars to larger SUVs. I was impressed by how well the car seat fit in each one. The adjustable headrest and easy-to-use installation system meant that switching between cars was quick and hassle-free. It sits securely and comfortably, regardless of the vehicle's size or shape. Even on longer drives, my child remained comfortable in the Maxi-Cosi Tanza. The seat's padding is plush without being overly bulky, and the adjustable headrest allows for a perfect fit as your child grows. Safety is always my top priority, and I felt confident knowing that this seat meets all safety standards while providing a comfortable ride for my little one. The Maxi-Cosi Tanza has proven to be an excellent investment, especially for families who travel frequently. Its lightweight and compact design made our trip to France much easier, and its versatility means I can use it confidently in any car. I highly recommend the Maxi-Cosi Tanza to any parent looking for a reliable, travel-friendly car seat that doesn't compromise on comfort or safety.
Review: Highly Recommend - This car seat was the perfect upgrade for our daughter. It is super simple to fit as well as being stylish and comfortable. The Maxi-Cosi Tanza is a high back booster car seat designed for children from 3.5 to 12 years old so she will be in this for a while which is why comfort was so important to us The high back with side wings for head and shoulder support are great so that she can nap without to much head lulling. The covers are removable and machine washable and super easy to get back on after an attack of messy hands! When installing the seat, this took no time at all and was super easy to do. One of the best parts is that the seat is also compact when folded so fits easy in the boot should you need to. I would highly recommend this product, my 3 year old absolutely loves it.

## Features

- GROUP 2/3 CAR SEAT: the multi-age forward-facing car seat effortlessly combines comfort, safety, and convenience on the go and throughout childhood from 100–150cm (approx. 15–36kg)
- I-SIZE SAFETY: the ISOFIX car seat is designed according to the highest EU safety standards (i-size ECE R129), while the secure ISOFIX attachments mean you can have confidence through years of use
- FOLDABLE CAR SEAT: the portable travel car seat (5.32kg) offers an easy, compact folding design (59.5cm x 28cm x 45cm) that allows you to take it with you, move it from car to car or store it away
- G-CELL SIDE IMPACT PROTECTION: this integrated safety system provides expert protection from side impact as it spreads the forces away from your child reducing injury to the head, neck and shoulders
- 10 HEADREST POSITIONS: the Tanza i-Size car seat offers 10 headrest positions, providing your toddler with extra comfort as it can be adjusted in height as your child grows
- TRAVEL IN COMFORT: your child can enjoy a comfortable and secure ride throughout their formative years thanks to the padded seat and an elevated seating position for better views
- ECO-FRIENDLY PRODUCTION: Eco Care fabrics are made of 20 recycled plastic bottles and without the use of hazardous chemicals, meaning that your child’s skin is not exposed to any potential risks
- 100% RECYCLED FABRICS: the sustainable car seat cover is designed with Eco Care, which means the cover consists of 100% recycled fabrics - it can easily be removed and is machine washable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CZ47FKZL |
| Age Range Description | Kid |
| Best Sellers Rank | 940 in Baby Products ( See Top 100 in Baby Products ) 18 in Car Seats (Baby Products) |
| Brand | Maxi-Cosi |
| Brand Name | Maxi-Cosi |
| Colour | Full Black |
| Country Of Origin | China |
| Customer Reviews | 4.3 out of 5 stars 1,401 Reviews |
| Installation Type | Seat Belt |
| Installation type | Seat Belt |
| Item Dimensions D x W x H | 59D x 45W x 62H centimetres |
| Item Weight | 5.32 Kilograms |
| Manufacturer | Dorel Juvenile |
| Manufacturer Part Number | 8769764110 |
| Material | Plastic |
| Material Type | Plastic |
| Maximum Weight Recommendation | 36 Kilograms |
| Model Number | 8769764110 |
| Orientation | Forward Facing |
| Product dimensions | 59D x 45W x 62H centimetres |
| Rear Facing Maximum Weight | 36 Kilograms |
| Unit Count | 1 Count |

## Product Details

- **Age range (description):** Kid
- **Brand:** Maxi-Cosi
- **Colour:** Full Black
- **Installation type:** Seat Belt
- **Item weight:** 6.75 Kilograms
- **Material:** Plastic
- **Maximum weight recommendation:** 36 Kilograms
- **Orientation:** Forward Facing
- **Product dimensions:** 59D x 45W x 62H centimetres
- **Rear-facing maximum weight:** 36 Kilograms

## Images

![Tanza i-Size, High Back Booster Seat, 3.5–12 years, 100–150cm, Compact Foldable Car Seat, 10 Headrest Positions, G-CELL Side Impact Protection, Padded & Elevated Kids Car Seat, Full Black - Image 1](https://m.media-amazon.com/images/I/51qHjcVODkL.jpg)

## Available Options

This product comes in different **Color, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great seat and very portable
*by A***N on 16 August 2024*

I recently purchased the Maxi-Cosi Tanza and had the opportunity to truly put it to the test during a trip to France. I must say, this car seat exceeded all my expectations, particularly in terms of travel. One of the standout features of the Maxi-Cosi Tanza is its lightweight design. Traveling through airports, navigating rental cars, and transferring between vehicles was a breeze. The car seat's compact size made it easy to carry and fit into smaller European cars, which was a big plus on our trip. Despite its lightweight construction, it feels sturdy and reliable, providing peace of mind that my child was safe and secure. Throughout our travels in France, we used the Maxi-Cosi Tanza in several different vehicles, ranging from small city cars to larger SUVs. I was impressed by how well the car seat fit in each one. The adjustable headrest and easy-to-use installation system meant that switching between cars was quick and hassle-free. It sits securely and comfortably, regardless of the vehicle's size or shape. Even on longer drives, my child remained comfortable in the Maxi-Cosi Tanza. The seat's padding is plush without being overly bulky, and the adjustable headrest allows for a perfect fit as your child grows. Safety is always my top priority, and I felt confident knowing that this seat meets all safety standards while providing a comfortable ride for my little one. The Maxi-Cosi Tanza has proven to be an excellent investment, especially for families who travel frequently. Its lightweight and compact design made our trip to France much easier, and its versatility means I can use it confidently in any car. I highly recommend the Maxi-Cosi Tanza to any parent looking for a reliable, travel-friendly car seat that doesn't compromise on comfort or safety.

### ⭐⭐⭐⭐⭐ Highly Recommend
*by K***7 on 23 May 2024*

This car seat was the perfect upgrade for our daughter. It is super simple to fit as well as being stylish and comfortable. The Maxi-Cosi Tanza is a high back booster car seat designed for children from 3.5 to 12 years old so she will be in this for a while which is why comfort was so important to us The high back with side wings for head and shoulder support are great so that she can nap without to much head lulling. The covers are removable and machine washable and super easy to get back on after an attack of messy hands! When installing the seat, this took no time at all and was super easy to do. One of the best parts is that the seat is also compact when folded so fits easy in the boot should you need to. I would highly recommend this product, my 3 year old absolutely loves it.

### ⭐⭐⭐⭐ Affordable but not sturdy enough
*by R***0 on 19 July 2024*

The Maxi-Cosi Tanza Car Seat stands out as an affordable and compact option for parents on the go. Its sleek design makes it particularly good for traveling, easily fitting into smaller vehicles and offering convenient portability. The seat provides the essential features needed for child safety without breaking the bank, appealing to budget-conscious families. However, while the Tanza Car Seat excels in affordability and portability, it does have some drawbacks. When installed, the seat does not feel as sturdy as some higher-end models, which might be a concern for parents seeking the utmost stability and security for their child. Despite this, its compact nature and ease of use make it a practical choice for short trips and occasional use. For those looking for a travel-friendly car seat that won't strain the budget, the Maxi-Cosi Tanza is a solid option, but it's essential to weigh the trade-offs in sturdiness against its other benefits.

## Frequently Bought Together

- Maxi-Cosi Tanza i-Size, High Back Booster Seat, 3.5–12 years, 100–150cm, Compact Foldable Car Seat, 10 Headrest Positions, G-CELL Side Impact Protection, Padded & Elevated Kids Car Seat, Full Black
- Huckaboo Car Seat Travel Bag - Strong Non Rip Nylon Car Seat Bag For Child Seats, Navy
- Maxi-Cosi Nomad Plus, Foldable Car Seat, 15 Months – 4 Years, 76 - 105cm , Portable Travel Car Seat, Ultra-Compact & Lightweight, Side Impact Protection, Fits any Car, Travel Bag, Authentic Black

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-08-25*