Upwards Climbing Belay Glasses

[Light Weight]: The Climbing Glasses is 36g totally; Brings comfort and safety to climbers

[Sturdy&Quality]: It is made by hard plastic, would last a long time; The zero defect BK7 prisms is checked one by one;

[Double Visions]: Look up and look down with a perfect vision on the climber and surroundings while belaying；

[Spare Parts]: Coimbing with carabiner, neck strap, microfiber glasses cloth and spare screws included;

[Stackable]: Compatible with sunglasses or myopia glasses;