They will be hidden behind your ears and won't stick to your hair. Free your hands, no need to push your glasses ! Easy to install or remove, can be cleaned and reused. A sufficient number of eyeglass ear grips can meet your daily needs. Features -Color: Black, white. -Material: Silicone. -Size: About 1.40X0.60X0.30cm/0.55X0.24X0.12inch. -Made of high-class silicone, lightweight and durable, skin friendly, not easy to break and deform, support long term use. -It can prevent the glasses from slipping, which is more convenient and practical, and brings you a good experience. -The eyeglass retainer keeps your glasses from slipping down your nose while you are exercising or working. -This ear grip hook is ergonomic design and scientific curve, to ear. It is light in weight, and comfortable to wear, you can't even feel it behind your ear. -These eyeglasses retainers can be installed and removed easily without hurting yourself and your eyeglasses. Package list: x pairs of eyeglasses ear grips