With a waterproof nylon upper, seam-sealed construction and cozy insulation, cold weather doesn't stand a chance. Also, there's no need to tie these conveniently toggled laces. The inner liner with a sherpa collar is removable and washable.UPPER: Waterproof nylon upper. Seam-sealed waterproof construction. Laces are not waterproof.INSULATION: Removable 9 mm washable recycled felt inner boot with Sherpa pile snow cuff.MIDSOLE: 2.5 mm bonded felt frost plug.OUTSOLE: Handcrafted waterproof vulcanized rubber shell with Sorel aero-trac non-loading outsole.HEEL HEIGHT: 1 1/4 in.PLATFORM HEIGHT: 3/4 in.SHAFT HEIGHT: 7 1/4 in.LACE LENGTH: 14 in.Please note: Laces and zippers incorporated in SOREL footwear are not waterproof.Measurements based on size 8.Uses: Heavy SnowImported