Descriptions:Product Name: ET-60II Petal Buckle Camera Lens HoodConnector: Buckle, reversible and no dark cornerLens Hood can efficiently prevent stray lights from shining directly on the front lens and prevent rain and dust from leaving on the front lens so as to protect the camera lens.All the models are buckle and it can be reversibly installed, comparable with the original. Compatible Camera Models:EF 55-250 ISEF 75-300III USMEF 75-300MM f/4-5.6 USMEF 75-300MM f/4-5.6EF 75-300MM f/4-5.6 II USMEF 75-300MM f/4-5.6 IIEF 75-300MM f/4-5.6 III USMEF 75-300MM f/4-5.6 IIIEF 90-300MM f/4-5.6 USMEF 90-300MM f/4-5.6EF 55-250MM Features:Lens hood is used as a common photography accessory to cover the front lens. The followings are its functions:1. When photographing in a backlight, sidelight, or flashlight situation, it can prevent non-imaging light from coming in to avoid fog.2. When photographing in a frontlight or sidelight situation, it can prevent scattered light from coming in.3. When photographing in a light or night situation, it can prevent unwanted light from coming in.4. It not only can prevent accident damage to the lens and finger touching the lens by mistake, but also prevent wind and sand from the lens in some degree.   Package included: 1 X Camera Lens Hood