Collegien Slippers have been made in France since 1947 are the most comfortable slipper socks that you will find. Don't take our word for it, Click here to see our customer reviews. Collegien are ethically sourced, flexible soles, breathable & NON-SLIP!! We're proud to the first UK stockist & the largest. Shop Collegien Slippers & make sure you visit the Collegien Size Guide to make sure you have the correct size.