Arck Day+Night Vision Clip-up Plastic Sunglasses, Flip up Sunglasses Lens For Myopia Glasses, Outdoor Sports, Driving, Fishing Item Dimensions : Lens Height-38mm(1.45in), Lens Width-58mm(2.24in), Bridge-16mm(0.6in), Frame Total-131mm(5.16in UV400 Lens Technology, absorbing over 99% of harmful UVA & UVB spectrums, block and reduce glaring blaze, stray light, harmful ultraviolet rays. Day+Night Combination in one glasses lens, take care of your eyes and your safty every moment New leg profile to fit both metal and plastic glasses frames, soft silica gel coating to protect ophthalmic lenses and prevent shifting and scratching. Only weighs 9g, comfortable & durable, Easy to clip on to any regular glasses; Great for cloudy days, rainy days and nights.