Nite Ize See'Em/4-pack/assorted

"""Designed to clamp quickly and securely to almost any type of bike spokes, Nite Ize See'Ems are brilliant for keeping night and early morning riders safe and visible. When light is poor, turn Nite Ize See'Ems bike tires from """"hard to spot"""" to """"impossible to miss"""". Easy to attach and reposition and molded from tough, durable plastic. They feature stainless steel clips specially designed to securely attach to oval, round and flat bicycle spokes. A bright, long-lasting LED (powered by a replaceable lithium battery) is activated by a simple twist, and can be seen in the darkest night to keep you seen and safe while riding. Not only that - when the wheels spin, See'Ems create the ultra-attentive effect of a moving circle of light Use one or more on each wheel to create your own signature color bands.""".