Ray-Ban 0RX3947V Round Optical Frame pairs a slim stainless-steel semi-rimless construction with a classic round silhouette, designed for everyday prescription wear. The frame balances subtle style with practical features for comfortable all-day use. Key attributes: Black | Stainless steel | Prescription-ready (RX-able) | Adjustable nose pads | Includes case and cleaning cloth | Round shape | Semi-rimless (nylor) design | Metal temples | Dimensions & fit: 48/22/140 | Composition & care: Stainless steel | Wipe lenses with a microfiber cloth; store in the supplied case; avoid abrasive cleaners and high heat.