Mocc Ons Nautical Sole: 100% Leather; Sock: 88% Cotton, 11% Polyamide, 1% Elastane Imported Wash with like colors. You will Receive (1) Mocc Ons Slipper Socks Nautical Stripes Clever little slipper socks that keep toes warm! Soft stretch cotton sock with high quality non slip leather sole. Moccs Ons are funky, practical, fashionable and washable! For indoor use only