Weight: About 35g. Model: 30mm/32mm/35mm/36mm. High-strength engineering plastics, friendly to your dust seals and fork stanchion. Material: Rubber + Foam. 2 x Dust Wiper Seal. 2 x Foam Rings. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.