Product DescriptionProtect your riflescope eyepiece with the Butler Creek Flip-Open Eyepiece Scope Cover. Custom-fitted for a watertight, airtight seal, this rugged black polymer cover opens instantly with a thumb press thanks to its ergonomic, non-slip button. A silent hinge ensures stealthy operation in the field, and performance is proven in extreme conditions-tested to -40AdegF. This Size 03A eyepiece cover fits scopes with a 1.33 in (33 mm) outside diameter.Product HighlightsFlip-open design with one-touch, non-slip ergonomic button for quick accessWatertight, airtight O-ring seal keeps dust and moisture outSilent hinge for stealthy operation that won't spook gameFits 1.33 in (33 mm) eyepiece outside diameter; Size 03ADurable black polymer construction; lightweight-less than 1 ozSpecsProduct Type: Eyepiece scope coverSize: 03AFit: 1.33 in (33 mm) outside diameter eyepieceMaterial: PolymerColor: BlackOperation: Flip-open with ergonomic non-slip buttonSeal: Airtight, watertight O-ringHinge: SilentTested Temperature: Down to -40AdegFWeight: Less than 1 ozUPC: 051525200307Manufacturer Part Number: 20030Brand Name: Butler CreekDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.