The Orao Manaslu pack comes with two different pairs of lenses to help your eyes fine-tune to varied levels of brightness and shield you from the infrared rays. Its ergonomic design and the supple nose bridge provide exceptional support for your nose. You also have the option of substituting the sidearms with an elastic neck cord. The lenses of the Orao Manaslu adult sunglasses are made of polycarbonate material and are shock-resistant. Its frame is made of nylon polyamide, making it resistant to intense temperature variations. Also, the tips are made of TPU material. These Orao opaque sunglasses cover your eyes fully, while giving an excellent horizontal field of vision.