Hold on tight because Muk Luks Heritage Sleigh Ride Collection will take you for a ride on the fabulous side. This collection is made up of holiday inspired knits and patterns. The Textured Diamond Potholder Mittens are made of 100% acrylic and have a 100% polyester furpa lining. This style should be machine washed on gentle cycle, no bleach, and laid flat to dry. Material: Acrylic, Polyester.