Acorn Slipper Sock Unisex

Worn on every NASA space shuttle mission since 1982, the Acorn Slipper Sock provides out of this world comfort! Premium, multilayer Cloud Cushion footbed Durable leather sidewall repels stains and water Genuine suede sole for traction and insulation Improved fit Sizing: XXS, 5 6 Womens XS, 6.5 7.5 Womens S, 8 9 Womens M, 9.5 10.5 Womens, 7.5 8.5 Mens L, 11 12 Womens, 9 10 Mens XL, 10.5 11.5 Mens XXL, 12 13 Mens