NON-SKID SOLES: High quality rubber sole, wear resistance and durable, no damage to floor. Give you a pleasurable walking experience. MEMORY FOAM INSOLE:These indoor/outdoor slippers are made of memory foam,the insole makes these slippers flexible so they will conform to your feet and retain their shape. MATERIAL: Soft plush fleece material, sweat-absorbent, perfect for spring, autumn and winter use GREAT GIFT IDEAS: Unicorn slippers for women are great gift for your wife and girlfriend. Nice choice for Thanksgiving Day/Christmas gift/New year/Birthday.... MACHINE WASHABLE: hand or machine washable, Simply throw them in the wash to get rid of odors, stains, or dirt.