Features: Design: Bike Silicone Light uses eggs shaped designs, so it is unique and attractive. It has a wide field of view that allows you to see people better in the dark. Waterproof: Bike taillight is waterproof, so it can be used normally on rainy day, no need to disassemble it when cleaning the bike, and make your night driving safety. Sturdy and Durable: Eggs Shaped Tail Light is made of quality silicone material, so it is sturdy, durable, and smooth. It can be used for bicycles lights or room decor. Easy to Use: You can install our Bike Tail Light anywhere you want in second, such as your handlebars, seat post, or anywhere on your frame, even your backpack. With Three Modes: Bicycles Back Balls Light has three lighting modes, including alway on (5 hours), slow flashing (6 hours), or fast flashing (8 hours). Specifications: Material: ABS, Silicone Color: As The Picture Shows Package Weight: approx.35g Style Optional: White/ Red Light Size: approx.14.1x4.2cm/5.55x1.65in Package Includes: 1Pc Bike Tail Light note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!