Zappos.com is proud to offer the Mammut - Alto Pants Men (Black) - Apparel: Stay warm on those exposed rock faces with the Alto Pants. ; Wind and water-resistant three-layer SOFTtech fabric. ; Soft fleece lining. ; Zip fly and snap waist. ; Outer thigh zip vents. ; Articulated knees. ; Leg gaiters. ; Reinforced scuff guards. ; Ankle zips. ; Two zip hand pockets and one back zip pocket. ; Shell: 100% polyamide. ; Lining: 100% polyester. ; Machine wash cold and tumble dry low. ; Imported. ; Waist Measurement: 32 in ; Outseam: 42 in ; Inseam: 32 in ; Front Rise: 10 in ; Back Rise: 17 in ; Leg Opening: 16 in ; Product measurements were taken using size 32. Please note that measurements may vary by size.