The Ergon GXR grips deliver exactly what cross-country riders and racers want: shock absorption, a secure grip, light weight and an ergonomic shape. The GXR is the first ergonomic lightweight grip made from AirCell-Rubber that uses a new and unique manufacturing process. Super light, no sleeve, no inner core, 100% made in Germany - the Ergon GXR defines a new chapter in MTB grips. Use: All-Mountain/Trail, Cross-Country/Marathon Weight: 105 g Size: L Diameter: 34 mm Material: AirCell-Rubber - Made in Germany Product test in Velo magazine.