Nike Chak Sunglasses pair a lightweight, sporty rectangular frame with Category 3 UV protection for comfortable, everyday outdoor use. Key attributes: Multicolor | Dark grey matte | Plastic | UV400 protection (100% UV) | Filter category 3 — high sun protection | Reduces brightness for comfortable vision in strong sunlight | Lightweight durable frame | Ergonomic temples with curved tips for secure fit | Includes authenticity certificate and warranty | Rectangular silhouette with clean lines | Sporty slim profile | Nike logo on temples | Matte finish | Dimensions & fit: Lens height: 40 mm | Lens width: 54 mm | Bridge: 19 mm | Temples: 140 mm | Versatile, comfortable fit for everyday use | Composition & care: Plastic | Clean with water and mild soap. Do not use dirty or abrasive cloths that may affect lens filters. Use only original accessories and replacement parts.