Collegien Slipper Socks, made in France since 1947 & the most comfortable slipper socks available. Our customers words, not ours. Chic slippers, ethically made, incredibly flexible soles, breathable & non-slip. Click here to shop Collegien for Kids, click here to shop Collegien for Dad & click here to shop Collegien for Mum. Sizing worries - click here for Collegien SIZE GUIDE