evo.com | Ergon Grips > Grips are easy to overlook, but the Ergon GS1 Evo Grips make a real difference on longer rides. The design blends the supportive wing of the GP1 with the off-road profile of the GA3, featuring a larger wing for palm support, a dedicated textured zone for thumb, fingers, and palm, and a softer overall feel that helps reduce hand fatigue and numbness on rough terrain. Made from a medical-grade, latex-free rubber compound, they come in two diameters and work with carbon bars. Large Diameter 33 mm Small Diameter 31 mm Rubber Medical LongLife Rubber Compound. Latex free, UV stable and hypoallergenic. Soft, Flexible Wing Inner Core Recycled Plastic Compound | Ergon GS1 Evo Grips 2026 - Large in Black | Rubber/Plastic