CSNSD Bicycle Spoke Reflector 72PCS 6 Colors Bike Cycling Wheel Spoke Reflective Tubes Clips Warning StripsProduct Size: Length: 75mm Inner diameter: 1.8-25mm Outer diameter: 5mm Material: ABS plastic tube, reflective film Color: white, yellow, red, green, blue, orange Specification: one color and one pack, 12 pieces/pack Under the illumination o..