JM Bifocal Sunglasses for Women Reading Sun Glasses with Built In Readers. Product Detail Frame: Plastic Frame Lenses: bifocal Color: Black, brown, clear blue Diopter available: +1.0, +1.5, +2.0, +2.5, +3.0, +3.5, +4.0 CLASSY & CONVENIENT High quality material & spring hinge, convenient for long time wear without eye strain when reading or working. Package Contain 1 * reading glasses 1 * glasses pouch TIPS FOR CLEANING Use a gentle lens solution. To avoid scratches. Never wipe the lens when they're dry (there may be dust or particles). Use Soft materials such as cleaning cloths, Don't use paper towels or other rough materials.