The Level ED series of binoculars combine impressive optical quality and value to deliver top viewing performance. The Level ED binoculars feature an ergonomic design that provides viewers with long-term viewing comfort, and BAK-4 prisms deliver unparalleled clarity and color. Level ED binoculars are o-ring sealed for complete waterproof protection and argon purged to eliminate any possibility of internal fogging. A tough rubber armor also protects the binoculars from impact and damage. Level ED binoculars are the perfect optical accessory for a wide range of outdoor activities.