Ray-Ban RB3770 Sunglasses combine a thin oval metal front with wide Liteforce temples for a lightweight, robust design suited to both city wear and outdoor exploration. Key attributes: Gray | Argento | Metal and Liteforce | Lightweight construction | Durable frame | Lens options for enhanced visual quality and protection | Wide Liteforce temples | Available with crystal, gradient or polarized lenses | Thin metal front frame | Oval metal front | Contrasting thin front and enveloping temples | Contemporary gorpcore-inspired silhouette | Composition & care: Metal | Liteforce