Impulse Cycling Glasses Our newly launched Impulse glasses feature a revolutionary magnetic lens-changing system, offering a hassle-free alternative to traditional click systems. This innovation is especially convenient with the two additional lenses included. Plus, with the virtually unbreakable Grilamid frame, you can forget about fingerprints and worries of frame damage. Features: – Sports glasses with special magnetic lens changing system. – Interchangeable polycarbonate lenses. – Soft touch temple tips for a firm fit and comfortable wear. – Comes with three lenses; smoke/mlc, yellow and clear (cat. 3/1/0). Lens Categories: – Smoke/MLC: Category 3 – Yellow: Category 1 – Clear Category 0 Specification: – Cycling glasses type: Half frame glasses – Lens type: MLC (MultiLayer Coating), Smoke – Gender: Unisex – Weight (g): 34 – Lens category: 0, 1, 3 – Adjustable nose piece: Yes – Airflow system: No – Carrying case: Yes – Carrying/cleaning pouch: Yes – Included spare lenses: Clear, Yellow – Lens exchange system: Magnet – Material frame: Grilamid – Material lens: Polycarbonate (PC) – 100% UV protection: No