Korkers TuffTrax 3-in-1 Overshoe Sandal for Roofing Work 3-in-1 system for ultimate versatility, traction and performance; meets the needs of any job surface and application. Soft foam outsole included.Application: With Soft Foam (included) sole installed, excels on metal roof surfaces.Customizable: Fast and easy industrial hook and loop interchangeable sole system to adapt traction as needed for different work environment. Medium density and spiked rubber soles sold separately.Easy On/Off: Quick release buckle & strap system get you in and out of your cleats quickly.Secure Fit: Molded rubber walls at toe, heel, and side provide secure fit.Durable: Best in all day protection and slip resistance. Extremely durable in heavy work conditions. Interior Dimensions:Medium: 11.25 X 4 InchesLarge: 12.75 X 4.25 InchesX-Large: 13.5 X 4.5 InchesXX-Large 14.25 X 4.75 InchesSizing Information:Men 7.5–9.5: Medium10–11.5: Large12–13.5: XL14–15: XXLWomen 8–11: Medium11.5–12: LargeEU 40–43: Medium43–45: Large45–47: XL47–48: XXL