Lens Technology: Polarized possibly Chromance enhances color and contrastFrame Material: Likely high-quality acetate or a durable composite, known for comfort and longevity.Frame Style: Square, full-rim.UV Protection: Typically 100% UVA/UVB protection with Ray-Ban lensesClean lenses with a microfiber cloth and a gentle lens cleaning solution. Avoid abrasive materials. Store in the provided case when not in use to prevent scratches and damage.Avoid exposing sunglasses to extreme heat (e.g., leaving them on a car dashboard) as this can warp the frame.Handle with care, especially when putting on or taking off, to avoid bending the arms.