Acorn Kids Monster Moc Slippers, Royal Blue, Youth (4-5 M US Big Kid) Italian Plush Uppers Cozy Italian "plush" uppers with fun monster applique Soft and warm faux fleece linings Lofty Acorn memory foam midsole over comfort cushion layer of featherweight EVA guarantees total comfort and happy feet Non-slip weatherproof outsole for indoor/outdoor wear