Blackfin Severson Sunglasses pair a front milled from a single titanium block with ultraflexible temples for an ultralight, high-performance sunwear option. Key attributes: Blue | Storm navy blue | Titanium | Ultralight construction | Hypoallergenic and nickel-free | UVA/UVB protection | High optical performance | Ultraflexible 0.5 mm beta titanium temples | Shortenable temples with patented tips | Rx compatible (can be fitted with prescription lenses) | Includes hard case and microfiber pouch | Squared aviator shape | Front milled from a single titanium block | Gradient gray lenses | Handmade color finish | Dimensions & fit: Lens width 55 mm | Bridge 19 mm | Temple length 145 mm | Weight 29.1 g | Composition & care: Titanium (frame) | Beta titanium (temples) | Nylon (lenses)