Features: All are waterproof, and made for indoor & outdoor. No drilling required. These strips come with dual-side tape(very high bond) becomes stronger with time. They are applied directly to the top of the helmet or fairing just off and apply. Length is easily adjustable to your helmet with the use of scissors just cut off to downsize or purchase two to upsize. .High and soft rubber make on your helmet perfectly,and convenient to diy cut.Will not hurt your helmet. Easy to and apply. Adheres with dual-side tape Fitment:Fit for any type of helmets(Warhawk can easily be cut to shorter lengths as needed to fit your helmet,Warhawk can be cut shorter for smaller helmets ) Install:Make you wipe your helmet applying the rubber warhawks. is ,detergent is 2nd . Specification: Material: ABS color:black + red Shape: curved Size: 33.5 * 5.0 * 1.8cm / 13.20 * 1.98 * 0.71 inch (length * width * height) Fitment: to any helmet or Package Contents: 1 * Straight thorn with red sticker Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.