The Cipher Glasses 3 pack from Madison offers classic full field of vision glasses with 3 interchangeable lenses to cover you for any weather and cloud cover. The adjustable nose piece and non-slip rubber tips allow for maximum comfort and security, working seamlessly with your helmet. The TR-90 plastic is lightweight and flexible, allowing them to bend without breaking. The interchangeable polycarbonate lenses are both impact and scratch-resistant. The lenses offer both supreme optical clarity and UV-A and UV-B protection.Features: Polycarbonate lenses: impact and scratch resistant with supreme optical clarity and UV-A and UV-B protection TR-90 frames: ligthweight, flexible and durable - allows them to flex and return to their original shape without breaking or bending Secure fit: non-slip rubber tips for maximum comfort and security Flexible nose piece allows you to dial in the perfect fit and adjust for extra venting if needed Storage: comes with a zip-up hard case to keep them safe when not in use 3 pack: contained a Cat. 3 tinted lens for bright conditions, a Cat. 1 amber lens for medium-light conditions and a Cat. 0 clear lens for low-light conditions Specifications: Lens width: 129mm Lens height: 56mm Frame width: 141mm Bridge height: 13mm Arm length: 127mm