The UNIT Command Polarised Sunglasses are lifestyle-inspired and action capable sunglasses. Command's TR90 frame is designed for durability and strength with 100% memory-retention properties while remaining lightweight for everyday wear. Stand behind the statement of our boldest frame. The unique one-piece lens defines the character of Command, featuring the largest silhouette in the UNIT Eyewear range. The Command is classic and enduring yet ever-evolving with a choice of colours and frame finishes from core tones through to electric neons and beyond. Polarised protection boosts the versatility and capability of Command, the ultimate lifestyle frame for those who seek to stand out.- Matte Black Outer Frame / Translucent Teal Inner Frame- One Piece Polycarbonate Polarised Lens- TR90 Frame (Swiss Material) - Lightweight, Flexible Yet Strong With 100% Memory- The TR90 Material Will Keep its Shape In Extreme Temperature Hot Or Cold- Impact Hinge: 82% Stainless Steel, 18% Silver- Lens Category 3 - High Sun Glare Protection & Good UV ProtectionWarranty: UNIT offers a 12-month guarantee against manufacturer's defects on all its sunglasses. If you should find a fault with your product please contact our customer service team.