Cosmos &reg; 3 Pairs Led Flash Tyre Wheel Valve Cap Light For Car Bike Bicycle Motorbicycle Wheel Light Tire Package included: 3 packs LED Valve Bike Lights: 2 x Yellow, 2 x Blue, 2 x Green and 2 pcs 3PCS of Reflective Snap Pop Band Bracelets More energy-efficient with light & motion sensors Auto shining, No switch, 100% waterproof; Durable, High Impact, Rust Resistant LED Bike Wheel Light Requires 3 x AG10 button batteries per light (included) Size of reflective band: 15.75 " x 1.25 " (L x W)