NHL Calgary Flames Mens Open Back Lounge / House Slippers with Embroidered Logo L(11-12) Red & Black 100% authentic NHL merchandise....Very high quality slippers - satisfaction guaranteed EXCELLENT FABRIC: 100% polar fleece polyester; surface washable Team logo embroidered on polar fleece toe for a sporty look Slippers have a poly cushioned footbed with a microfiber velour covering Non-slip rubber on sole bottom for extra grip on smooth surfaces