Bogs Women's Charlot Waterproof Boot 100% Rubber Rubber sole Shaft measures approximately 4.75" from arch Heel measures approximately 0.75" 5 Inch lace-up with a gum rubber outsole for maximum grip 2mm Bogs Neo-tech and 2mm Airmesh for lightweight comfort Contoured EVA insole with Aegis antimicrobial protection Durable hand-lasted rubber over a four way stretch inner bootie 100% waterproof