Nike 1000Y 313 Glasses combine a classic rectangular silhouette with lightweight acetate for everyday wear. The 313 Forest / Crystal Gradient finish adds subtle depth while the RX-ready frame supports prescription and specialty lenses. Key attributes: Forest | Crystal Gradient | Acetate | Lightweight construction | Durable acetate frame | Compatible with progressive, Transitions and blue-light lenses | Prescription-ready (RX) frame | Includes original branded case and microfiber cloth | Available in two sizes | Rectangular silhouette | Full-rim frame | Gradient finish | Dimensions & fit: 52-17-140 (Lens 52 mm, Bridge 17 mm, Temple 140 mm) | 54-17-140 (Lens 54 mm, Bridge 17 mm, Temple 140 mm) | Available in two sizes: 52-17-140 and 54-17-140 | Composition & care: Acetate | Clean lenses with a microfiber cloth and lens cleaner; store in the included case; avoid exposure to high heat.