SilteD Bak - 4 Prism Waterproof 12 X 25 Binoculars 83M / 1000M Ultra-Clear Telescopes for Outdoor Hiking Hunting Binoculars

With anti-slip rubber pad on external, well protected,Waterproof design, you can use it in rainy days BAK-4 prism makes it watch objects clearly at glimmer environment,Objective lens coated with FMC green film, 99.5 percent high transmittance makes this binoculars ultra-clear With extra neck string, free your hands and don not afraid of the binoculars falling down,Great for bird watching, mountaineering, rock climbing, travelling, etc. Twist-up focusing wheel in the middle, quite convenient to use 12 x 25 HD binoculars is made of magnalium alloy, normal working at rugged environment