REV'IT! Kelvin H2O Gloves The outer layer is a combination of Cow Leather, Goatskin, and Suede Leather with a WR finish. The Schoeller (R) PCM (R) Insulator, which is lightweight but highly insulating, keeps hands at a constant comfortable temperature. The high level of protection offered by this glove comes from such features as a leather covered hard shell knuckle, PU injected fingers, and leather grip patches. PROTECTION FEATURES Outershell Cowhide, Goatskin, Pampas Cowhide (PU Coated), Suede Leather with WR Finish, Pampas Cowhide (PU Coated). Insulation Schoeller (R) PCM (Tm), DexFill (R), Tri-Fleece Liner Waterproofing Hydratex (R) Z-Liner (5000mm H2O) Breathability Hydratex (R) Z-Liner (5000g/m2/24Hrs) Composition Outershell 100 Leather Lining 71 Polyester, 17 Polyurethene, 12 Paraffin Membrane 100 Polyurethane Protection PU Injected Finger Knuckles, Pampas Hard-Shell Knuckle, PU Injected palm, wrist, little finger, and thumb, Schoeller (R) Keprotec (R) at palm Visibility Reflection at Backhand ERGONOMIC FEATURES Fit Tour Fit Adjustability Adjustment strap at wrist, Adjustment tab at cuff Features Stretch lips at fingers and wrist, Goat Window Grip Patches, Elastic at wrist, Regular cuff length, Suede leather visor wiper Sizes S-XYL