High Quality: TPR rubber handlebar Grips,aluminum alloy lock ring, hard plastic bar end plugs. Non-slip, soft and comfortable for cycling. Ergonomic Handlebar Grips: Ergonomic design effectively provide a better comfortable feeling for riding and increased bearing surface of your palm prevent from finger paralysis and pain in long time. Bionic Deisign: Bionic gecko palm print deign greatly helps to absorb shock and anti-slip during riding and provides safty for riding. Two-ends Aluminum Locks Ring: Two ends aluminum locks ring enable to keep bike handlebar grips stay in place. Universal: Fit ofr MTB, BMX, mountain bikes, road bikes, urban bikes, tricycle bike, scooter bike, kids low-rider bikes, folding bikes and other handlebar of tube internal diameter between 20-22mm. Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you!