Non-slip, weatherproof soles make them perfect for indoor/outdoor use. The contoured footbed, constructed of CFC-free PU, features an enhanced heel and arch, for longwearing comfort. Cozy up in these every night for a luxurious end to your day.Quick shipping. These comfy booties feature warm, double-faced sheepskin uppers that are fully lined in hypoallergenic, biodegradable sheepskin.Bargain.Genuine sheepskin comfort.