For Adults Professional High Magnification HD Waterproof 20 x 50 Binoculars Product description 20x50 binoculars. Give you a clearer view. 1.This binoculars are high definition, high performance, antiskid design, lightweight, compact, tripod interface, waterproof and fog proof ...etc. 2.It is perfect for bird watching, traveling, sightseeing, hunting, wildlife, outdoor sports, concerts, football, etc.This binoculars are high definition, high performance, antiskid design, lightweight, compact, tripod interface, waterproof and fog proof ...etc. 3. Righteyepiece with 4D diopter adjustment range (great for the user that two eyes different myopia) 4.Glandu Professional Binoculars is perfect for birdwatching, traveling, sightseeing, hunting, wildlife, outdoor sports, concerts, football, etc. 5.Suitable for children over the age of ten and adults. Perfect as a gift for your children, husbands, fathers, brothers and friends. Product information Magnification: 10x Caliber: 50mm Eye mask type: foldable Mesh diameter: 23mm Near focus: 5m Field of view: 168ft / 1000yd Objective lens coating: FMC broadband multilayer green film Prism material: bak4 Waterproof level: Life waterproof Support: Yes Size: 19x18x7.2cm/7.5x7.1x2.8inch Weight: 1040g Package content: 1 x telescope 1 x shoulder strap Oxford bag 1 x mirror cloth