Rubber soleSize: XS: 5.5-6.5 women/5-6Men,S: 6.5-7.5 women/6-7Men,M: 7.5-8.5 women/7-8Men,L: 8.5-9.5 women/8-9Men,XL: 9.5-11 women/9-10.5Men.The cute cow shape design, the cow shape of the shoes are all made by hand, very good. FACTOWIND.Material:With soft plush lining the entire slipper100% cotton Anti-slip rubber sole ,Easily slip on and off, keeps your feet warm. Extra comfort for your well-deserving feet. And lightweight shoes achieve that cloud-like feeling when walking. The house slippers are suitable for all ages women/men to wear.If you have wide feet or you are between sizes, we recommend buying a size up.Best gift:these slip-ons will bring a funky touch to your loungewear look. Perfect for anyone who loves to have cozy and warm feet.These fuzzy shoes will be a great gift idea for family, friend, someone you love to pamper their tired. Perfect gift for any individual who wants to add some fun to their at-home fashion.