Nike 8156 Sunglasses from Nike combine a metal full-rim frame with a square silhouette for a clean, everyday eyewear option. The model suits users seeking a structured, classic frame with prescription compatibility options. Key attributes: Gray | Silver turquoise | Metal | Square frame | Full rim | Metal frame | Straight temples | Dimensions & fit: Lens width: 52 mm | Bridge width: 19 mm | Temple length: 140 mm | Medium fit (52-19-140)