The Chinchilla Collar features Rich and warm Italian plush uppers. Fully lined in luxurious faux chinchilla for cozy warmth and comfort. Acorn Signature Comfort Sole construction. Lofty Acorn memory foam midsole over comfort cushion layer of featherweight EVA guarantees total comfort and therapy for feet. Enhanced raised heel and arch for stability and support. Non-slip weatherproof outsole for indoor/outsole wear.