No Risk to Try: Contact us for any problems with our presbyopic; We will provide the best after-sales service. Best Gifts for Friends & Families: Trendy full rim design is perfect for business or casual wearing; Fancy surprises on Father's Day, Christmas, Thanksgiving, birthday for husband, dad or grandpa. Fashion Wire Frames: Classic & lightweight frames ensure the frame is not easily deformed or damaged; Scratch resistant clear tint lenses work good at restoring the truest colors & providing vision protection. Cool Flexible Spring Hinges Legs: The adjustable spring temples can find the perfect fit for small, wide & oversized face, reducing uncomfortable pinching & stress; Skin-friendly & allergy-free silicone nose pads prevent eyewear form slipping. Bluelight Blocker: Filter harmful blue ray & UV glare; Effectively block the radiation emitted from computer screen, video games, phone & TV; Time to say goodbye to visual fatigue, blurred vision, dry eye & headaches and enjoy better sleep.