Vixen’s NEW Forestay Roof Prism Binoculars feature “Reflection enhanced coating” on the prism surface which allows for High Resolution, bright and crisp images even in low light. The Open Hinge Design is lightweight and easy to hold and focus with one hand. The New Forestay have attached lens covers to protect the lens form dust and dirt, but remain attached so there is little chance of losing them. Full Multi-Coating is applied to the entire lens surface. All New Forestay Binoculars are Waterproof and are covered by a Life Time Warranty.