Model: Zephirin (JMMZP-7Z) Limited Production Batch of 350 Pieces Gender: Unisex Frame Size (mm): Lens Width Bridge Temple 44 25 142 Frame Materials: 10mm Block, Translucent Green Acetate Frame, Custom Double Laminated Acetate Temples Ft. Precious Metal Hardware Hardware: Sterling Silver Frame Description: "Inspired by big thinkers and ambitious outcasts, the ZEPHIRIN (named after Pope Zephyrinus) is notable for its distinctive pre-WWII sizing, meticulous hand-finish, and sculpted temple construction. With its slim lines and eclectic silhouette, these spectacles are perfect for everyday use by the cultural aesthete, imbuing the wearer with the panache of a professor and the swagger of a saint." Frame Features: Distinctive, pre-WWII rectangular frame Sterling Silver signature arrowhead front pin Sterling Silver custom hairline engraved wire core design Sterling Silver tension-secured custom hinge with spur-shaped rivets Sterling Silver domed 3D metal cameo logo 6 base CR39 lens w/ backside anti-reflective treatment 100% UV protection Lens: Deep Brown CR39 w/ back AR Packaging: Italian-handcrafted Leather Case Microfiber Cleaning Cloth/pocket Square Hard-shelled, Silk Fabric-covered Packaging Letterhead Press Certificate With Limited Edition Serial Number And Craftsmen Signature Warranty: 1 Year Manufacturer Handmade in Japan