DOUBLE LOCK-ON:Double lock on bike handle bar design ensure more secure and firm, won??t slip even if the intense rides. What??s more, it come with PVC handlebar ends, which effective waterproof and dustproof. STANDARD SIZE: The length of bicycle grips is 5.11inch , fits for the handle bar of more than 90% of bike with inner diameter of 0.87in(22.2mm), such as BMX, mountain, MTB, beach cruiser, scooter, folding, downhill, commuter bicycle etc. ABLE & NON-SLIP: Bike handle grips body are of high-strength plastic and soft wrapped PU, touch and soft , surface anti-slip, relieves your fatigue and hand pressure for long rides. EASY TO INSTALL: After inserting the handlebar grips directly, tighten the screw and put the end caps in, the installation is complete, We have included an installation tool: Allen wrench. LIGHTWEIGHT & BREATHABLE??Mountain bike grips Only 100g (3.52oz) per pair. perforated PU surface design, breathable and sweat-absorbing, keep your palms dry.