Item Type: Eyeglass Chain Ends_x000D_ Material: Stainless Steel Silicone_x000D_ Specification: 10 Pcs / Bag 1Easy to use, prevent the loss of the glasses chain, move the stainless steel hoop, and the glasses can move safely and comfortably. 2The adjustable strap end allows you to hold your glasses tightly. Just move the metal ring to adjust the tightness. 3Made of durable silicone and stainless steel, high-quality materials, superb technology, no need to worry about rust and fading. 440 adjustable silicone anti?skid rings for glasses to meet different needs and can be used for a long time. 5Wide range of uses. It is a necessary accessory for DIY enjoyment of jewelry such as sunglasses chains, sports glasses belts, and glasses necklaces.40 x EyeglassChainEnds