Ray-Ban Yevi Sunglasses combine a geometric metal frame with bio‑polyamide lenses for a distinctive look and reliable sun protection. Key attributes: Silver | Blue | Metal | UV protection | Impact-resistant lenses | Lightweight lenses | Prescription compatible | Geometric (hexagonal) lens shape | Single bridge | Full rim metal frame | Metal temples | Dimensions & fit: Size 55: Lens width 55 mm, Bridge 18 mm, Temple 145 mm, Lens height 31 mm | Size 58: Lens width 58 mm, Bridge 18 mm, Temple 145 mm, Lens height 32 mm | Available in two sizes (55 mm, 58 mm) to suit different face proportions | Composition & care: Frame: Metal | Lens: Bio-polyamide | Clean lenses with a microfiber cloth and store in the protective case when not in use.