Nite Ize See 'Em 4Pk Asst Nse-A1-4R3

Easy to attach and reposition and molded of tough, durable plastic, they're backed with stainless steel clips specially designed to snap securely onto oval, round, and bladed (flat) bicycle spokes. Use one or several on each wheel to create your own signature bands of color. Max Burn Time: 24 hours|Power Source: CR 927 3V Lithium