Blackfin Bayshore Optical Frame is a lightweight titanium frame milled from a single block for durable, everyday wear. It pairs ultraflexible temples with shortenable patented tips for a precise, comfortable fit. Key attributes: Tropical blue | Shadow dark blue | Titanium | Ultralight | Hypoallergenic | Durable | Biocompatible | Nickel-free | Ultraflexible 0.5 mm beta titanium temples | Shortenable temples with patented temple tips | Includes hard case and soft microfiber pouch | Aviator silhouette | Front milled from a single titanium block | Handmade color finish | Laser engraved markings | Dimensions & fit: Sizes: 45, 58, B4, 143, 150 | Weight: 12.4 g | Ultralight, comfortable fit with adaptable temples | Composition & care: Titanium 100%