JJC LH-78 Lens Hood Shade For Canon EF 50mm f/1.2L USM Lens Replaces Canon ES-78 ePacket delivery from China,ship within 1 business day ,Please note the delivery estimate is greater than 7 business days. Lens hood are primarily designed to stop light coming into the lens at extreme angles and being reflected inside the lens Material: Plastic Anti-glare coating of the inner of hood for preventing the glare from getting into camera lens Lower the contrast of the image