SODIAL(R) Blue Plastic Aluminum Teapot Shaped Bicycle Bike Bell Product Name : Bike Bell;Color : Blue Material : Plastic & Aluminum;Total Size : 7 x 3.5 x 7.5cm / 2.8" x 1.4" x 3"(L*W*H) Hole Diameter : 2.2cm / 0.9" Weight : 26g Package : 1 x Bike Bell