Sorel Women's Waterproof Winter Boots Winter Carnival Black Stone Temperature Rating -25F -32C Size 9 Waterproof nylon upper. Sherpa Pile snow cuff for added warmth. Easy lace-up design for a secure and comfortable fit. Seam-sealed, waterproof construction keeps out the wet elements for a drier, more comfortable foot environment. Removable 6 mm washable recycled felt inner boot. 2.5mm bonded felt frost plug. Handcrafted, waterproof, vulcanized rubber shell with herringbone outsole. Very good condition