Waterproof and non-slip design: this bicycle grips are made of a soft and non-slip rubber blend. Its ergonomic design provides maximum traction and is ideal for hiking, trail running and mountain biking. Wide Compatibility Our bike grips provide 4 different color options to meet different individual needs. With a length of 12 cm and a diameter of 2.8 cm, it is easy to install and offers non-slip protection even on rainy days. Flexible and durable: Mountain bike handle is made of soft elastic rubber with high toughness and comfort. It provides extra shock absorption and reduces numbness and pain in your palms on long journeys. EASY INSTALLATION - These bicycle handlebar grips are easy to install and provide a secure grip thanks to the non-slip design. Suitable for racing bikes, mountain bikes, scooters and greatly improves riding comfort. Customer Service:Dear customer, thank you for visiting Pangdapengpeng store. Hope you like our ergonomic bike grips.