Women's Cute Frog Hat Crochet Knitted Winter Ear Protective Beanie Hat Big Eye Outdoors Autumn Cap

Can this be put in the washing machine?

In some places this says polyester and in others it says wool - what is it made of? I am allergic to wool and need to know.

Hi. Does it provide good ear protection from cold? Thanks.

Hi. Does it keep ears warm enoug? Thanks.