The best choice for bicycle light.

Features:
Rubber material, lightweight and portable.
Soft and elastic, it can fix the lamp firmly.
Easy to install on the bike.
It is a nice tool for the bicycle light.

Specifications:
Material: Rubber
Color: Black
Item Length: 7cm / 2.76in, 5.7cm / 2.24in
Item Weight: 6g / 0.21oz
Package Size: 11.7 * 8 * 0.5cm / 4.61 * 3.15 * 0.20in
Package Weight: 7g / 0.24oz

Package List:
2 * Rubber O Rings