Blackfin Dover is an ultralight titanium optical frame engineered for comfort and precision. The Dover stands out for its milled-from-block titanium front and ultraflexible temples for a secure, comfortable fit. Key attributes: Shadow dark blue | Space orange | Titanium | Hypoallergenic | Ultralight | Durable | Biocompatible | Nickel-free | Ultraflexible 0.5 mm beta titanium temples | Shortenable temples with patented temple tips | Comes with hard case and microfiber pouch | Squared frame shape | Front milled from a single titanium block | Handmade coloration | Laser-engraved markings and serial number | Dimensions & fit: Size codes: 39, 53, B4, 138, 145 | Weight: 10.1 g | Composition & care: Titanium | Beta titanium