Muck Boot Arctic Apr&egrave;s Lace-Up Rubber Women's Winter Boot Leather Rubber sole Shaft measures approximately 5" from arch Premium waterproof leather upper; 5 mm neoprene provides comfort and flexibility, along with excellent waterproofing, shock absorption and heat retention properties; resists blisters and chafing Soft fleece lining enhances comfort, provides superior warmth, and is durable for long cold treks; 100% waterproof winter boots Cozy faux fur trim adds extra warmth and style; comfort rated from -20 F to 50 F (-30 C to 10 C) Womens-specific fit for longwearing comfort; 8-inch height offers flexibility and protection EVA midsole for lightweight cushioning; rugged outsole offers durability and traction on slick surfaces