Mid-height, breathable soft shell upper; Front lace fastening system with side-zip enclosed tongue for security; Pull loop at front on tongue for ease of entry; EVA midsole for lightweight insulation and cushioning; Polar Rubber outsole for maximized grip and longevity of boot at cold temperatures; Thermoplastic Polyurethane (TPU) plate for torsional rigidity; Thermawick comfortable, hi-wick next-to-foot lining material for greater breathability and improved thermal regulation; Form-fitting B-Tek Foam lining for comfort; Height: 8.25"; Weight of Pair: 4.63 lbs (Men's Size 9)