Sferoflex Square Optical Frame combines a clean square silhouette with a gunmetal finish for everyday prescription wear. The design balances contemporary lines with practical sizing for reliable, all-day use. Key attributes: Gray | Canna di fucile | Metal | Square shape | Full-rim frame | Dimensions & fit: Medium: Lens 52 mm | Bridge 17 mm | Temple 135 mm | Lens height 35 mm | Large: Lens 56 mm | Bridge 17 mm | Temple 140 mm | Lens height 37 mm | Available in medium and large sizes | Standard adult fit | Composition & care: Metal