Acorn - Chinchilla Bootie (Crackleberry) - Women's: Versatile indoor/outdoor slipperwear. Rich and warm Italian "Plush" polyester uppers. Fully lined in luxurious polyester blend chinchilla for cozy warmth and comfort. Signature Comfort Sole construction. Lofty Acorn memory foam midsole over comfort cushion layer of featherweight EVA with enhanced heel and arch for added comfort. Weatherproof outsole with skid resistant tread for sure footing.