TOOGOO(R) 6 Pcs Bike Bicycle Cycling Tyre Wheel Spoke LED Light Lamp Materials: Flexible waterproof silicone Silicone Color: White; Light Color: Multi-color Length: 13cm ; width: 4cm; Weight:30g Power by:"Cr-2032"battery x 1(Included) Package Included:6 x Bike Bicycle Spoke Wire Tire Tyre Silicone Multi-color LED Light