---
product_id: 654068632
title: "CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black)"
brand: "casrmia"
price: "€ 16.97"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.sk/products/654068632-casrmia-spill-proof-tumbler-lid-2pcs-stanley-40oz-tumbler-lid
store_origin: SK
region: Slovakia
---

# 100% leak-proof seal Flip straw for easy sipping BPA-free durable plastic CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black)

**Brand:** casrmia
**Price:** € 16.97
**Availability:** ✅ In Stock

## Summary

> 🥤 Sip Smart, Spill Never: The Ultimate Stanley Lid Upgrade

## Quick Answers

- **What is this?** CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black) by casrmia
- **How much does it cost?** € 16.97 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/654068632-casrmia-spill-proof-tumbler-lid-2pcs-stanley-40oz-tumbler-lid)

## Best For

- casrmia enthusiasts

## Why This Product

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

## Key Features

- • **Flip Straw Convenience:** Sip on the go with a flip straw that’s perfect for busy commutes, workouts, or outdoor adventures.
- • **Secure Leak-Proof Seal:** Keep your drink intact—no spills, no mess, just pure hydration confidence.
- • **Durable & Safe Material:** Crafted from BPA-free, high-quality plastic that’s built to last and safe for everyday use.
- • **Perfect Gift for Go-Getters:** A stylish, practical accessory that elevates any Stanley tumbler—ideal for yourself or the office MVP.
- • **Tailored Fit for Stanley 40oz:** Custom-designed to snap perfectly onto your favorite Stanley tumbler for a sleek, seamless look.

## Overview

The CasRmia Spill Proof Tumbler Lid is a precision-engineered, BPA-free accessory designed exclusively for the Stanley 40oz tumbler. Featuring a leak-proof seal and a convenient flip straw, it ensures mess-free sipping whether at work, the gym, or on the trail. This durable, stylish lid comes in a sleek black finish and includes two lids and straws, making it a perfect gift or personal upgrade for millennial professionals who demand both function and flair.

## Description

CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black)

## Features

- Leak-Proof:The Spill Proof Tumbler Lid is made of high-quality, durable, BPA-free material.Engineered with precision, our lids provide a secure, leak-proof seal that maintains the integrity of your drink, preserving flavor and temperature.
- Perfect Fit for 40 oz Stanley Tumbler：Our lids are specially tailored to fit the popular Stanley 40oz Flat Bottom Mug, ensuring a perfect match and stylish style.
- Flip Straw Convenience&Versatile Use：The flip straw feature is ideal for easy sipping while engaging in various activities, from gym sessions to leisurely hikes.Ideal for travelling, office or outdoor adventures.
- Perfect Gift：The latest spill-proof design allows you to enjoy your favourite drink at home, in the office or on the move without worrying about messy drips or spills.Perfect for personal use or as a thoughtful gift for friends and family.
- Hope Shopping Enjoyable：The buyer's 100% satisfied shopping experience is our pursuit. If you have any questions, please feel free to contact us, we will deal with it within 12 hours (including weekends) and give you a satisfactory answer.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | CasRmia |
| Item Weight | 180 g |
| Product Dimensions | 10 x 10 x 2.5 cm; 180 g |
| Item model number | 01 |
| Color | Black |
| Style | Contemporary |
| Finish | Glossy |
| Material | Plastic |
| Shape | Round |
| Special Features | Leak Proof |
| Specific uses | Cold Drinks |
| Included components | 2 Pcs Stanley 40 oz Tumbler Lid, 2 PCS Transparent straw |
| Batteries Required? | No |

## Product Details

- **Material:** Plastic
- **Colour:** Black
- **Brand:** CasRmia
- **Style:** Contemporary
- **Shape:** Round

## Images

![CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black) - Image 1](https://m.media-amazon.com/images/I/61MNyLM4T9L.jpg)
![CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black) - Image 2](https://m.media-amazon.com/images/I/41zLk3OIAXL.jpg)
![CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black) - Image 3](https://m.media-amazon.com/images/I/61PafRj2LJL.jpg)
![CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black) - Image 4](https://m.media-amazon.com/images/I/61rx8ivowHL.jpg)
![CasRmia Spill Proof Tumbler Lid,2Pcs Stanley 40oz Tumbler Lid, Reusable Cover Stanley with Flip Straw Feature Leak-Proof Design Stanley Cup Accessory (Black) - Image 5](https://m.media-amazon.com/images/I/71g80GaVhTL.jpg)

## Customer Reviews

### ⭐ Worst thing i bought
*by V***D on 17 October 2024*

Worst thing i bought in my life. It ruined my stanley. It got stuck and doesn’t close properly. Do not purchase

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.sk/products/654068632-casrmia-spill-proof-tumbler-lid-2pcs-stanley-40oz-tumbler-lid](https://www.desertcart.sk/products/654068632-casrmia-spill-proof-tumbler-lid-2pcs-stanley-40oz-tumbler-lid)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-14*