Great for long-distance viewing, day and night Large objective lens helps maximize light transmission for optimum brightness. BaK-4 Porro prisms produce excellent image clarity and contrast. Aluminum body construction for durability. Waterproof and fog-proof design handles tough conditions. Braced-in tripod-mounting post provides steady viewing. 25x magnification and 100-mm diameter lens bring your subject close with a clear view. Hard case included for safe storage and transportation. Barska Cosmos Waterproof Binoculars, 25 x 100 is one of many Binoculars/Optics available through DailyDeals.io. Made by Barska.