Specification: 1.Height: Approx.53mm 2.Material: Plastic 3.Hood Color: Black 4.Suitable for: (1)Canon EF 100-300mm f/4.5-5.6 USM (2)Canon EF 100mm f/2 USM (3)Canon EF 135mm f/2.8 Soft focus (4)Canon EF 85mm f/1.8 USM (5)Canon EF 70-210mm f3.5-4.5 USM Features: 1.Prevent glare by stopping light from coming into the lens at side angles 2.Improves contrast and image quality 3.Protects lens from scratches and impacts 4.You can use lens cap and filter with the hood on a lens 5.Can be installed in reverse position to save space when not needed. Included: 1 X Lens Hood