Description Ample amount: you will receive 12 pieces silicone bicycle lights in 3 colors (black, red, white), each color contains 4 pieces lights, sufficient amount to illuminate and different colors to meet your needs, great for replacement Proper size: each silicone LED bike light measures approx. 1.8 x 1.6 x 0.98 inches/ 4.5 x 4 x 2.5 cm, portable and lightweight to attach to bike, without leaving your bike with heavy weight; The size is appropriate to most kinds of bikes, the light can serve to be both headlight and taillight Easy to install: each LED bicycle light is designed with an elastic buckle, so it can be tied to many parts of bikes, such as crossbar and seat post, even can be attached to backpack and helmet when necessary; People only need to stretch the buckle to hold these items, then the light is firmly and securely installed Silicone material: bright bike light is made of silicone material, combined with LED light, it is waterproof and odorless, people can use it in rainy days; Quality silicone provides people with longer using time of lights, good durability