Anfactory mountain bike grips 4pc/2 pairs- 4 colors Handlebar handle bar foam sponge grips For Bicycle Mountain bike cycle Use:Cruisers,Kids' Bikes,Mountain Bikes,Road Bicycles Clamp Diameter: 22.6 - 25mm Width: 701 - 800mm Material: sponge. Approx Size:long 10.2 cm (diameter for 2-2.2 cm ) comfortable, suitable for long distance ride. Humanized design are most suitable for long distance ride, reduce the fatigue of the palm.