1. MaterialSilicone Eyeglass Ends, Durable, High Quality, Stretchy and Comfortable to Wear. 2. FunctionThe non-Slip soft ear plugs can prevent your glass from slipping off While working, study, daily activities and outdoor activities.Bring convenience to your life. 3. ApplicationSuitable for round ferrules with a diameter of 0.8 mm to 1.2 mm and Thin Metal Brackets.Please check the size details before order. 4. SizeTotal Long: 65mm, hole diameter: 2 mm 2 pairs of black, 2 pairs of white and 2 pairs of gray. 5. TipsYou only need the glass of the hole of the ear sock.Very convenient for you to use it.If it is too tight to insert the rods of your glasses, consider immersing the rubber socks in hot water for 20 seconds and then try again.Or use some soap to make the pad smoother.TipsYou only need to insert the glass leg into the hole of the ear sock.Very convenient for you to use it.If it is too tight to insert the rods of your glasses, consider immersing the rubber socks in hot water for 20 seconds and then try again.Or use some soap to make the pad smoother.SizeTotal Long: 65mm, Hole diameter: 2 mm 2 pairs of black, 2 pairs of white and 2 pairs of gray.ApplicationSuitable for round ferrules with a diameter of 0.8 mm to 1.2 mm and down metal brackets.Please check the size details before order.FunctionThe non-slip soft ear plugs can prevent your glass from slipping off While working, study, daily activities and outdoor activities.Bring convenience to your life.MaterialSilicone Eyeglass Ends, Durable, High Quality, Stretchy and Comfortable to Wear.1.Materialsilicone eyeglass ends, durable, high quality, stretchy and comfortable to wear. 2.FunctionThe non-slip soft ear plugs can prevent your glasses from slipping off while working, studying, daily activities and outdoor activities. Bring convenience to your life. 3.ApplicationSuitable for round ferrules with a diameter of 0.8 mm to 1.2 mm and thin metal brackets. Please check the size details before ordering. 4.SizeTotal length: 65mm, Hole diameter: 2 mm 2 pairs of black , 2 pairs of white and 2 pairs of grey. 5.Tipsyou only need to insert the glasses leg into the hole of the ear sock. Very convenient for you to use it. If it is too tight to insert the rods of your glasses, consider immersing the rubber socks in hot water for 20 seconds and then try again. Or use some soap to make the pad smoother.Tipsyou only need to insert the glasses leg into the hole of the ear sock. Very convenient for you to use it. If it is too tight to insert the rods of your glasses, consider immersing the rubber socks in hot water for 20 seconds and then try again. Or use some soap to make the pad smoother. SizeTotal length: 65mm, Hole diameter: 2 mm 2 pairs of black , 2 pairs of white and 2 pairs of grey. ApplicationSuitable for round ferrules with a diameter of 0.8 mm to 1.2 mm and thin metal brackets. Please check the size details before ordering. FunctionThe non-slip soft ear plugs can prevent your glasses from slipping off while working, studying, daily activities and outdoor activities. Bring convenience to your life. Materialsilicone eyeglass ends, durable, high quality, stretchy and comfortable to wear.Luvadeyo 6 Pairs Silicone Covers Glasses Arms, Non-Slip Silicone Covers, Repair Replacement Parts, Glasses Replacement Accessories, for Metal Thin Sunglasses Legs (Red Pink Blue) Rot Rosa Blau