Sunglasses Lanyard Cord Neck Strap Glasses Retainer Nylon String Holder X2 Convenient 2 pack (No need to switch between frames). 6 cm rubber grips are extra secure, suitable for thin-frames up to cm thick and can be easily trimmed according to preference. The lightweight polyester thin-frame sunglass retainers with rubber grips are great for sports, outdoor activities and everyday use. Universal fit rope eyewear retainer neck strap rope lanyard holder is approximately 60cm long, keeps your glasses secure around your neck , allowing sunglasses to be comfortably hung on your chest, or rest on top of your head. Brand New + Excellent Quality + Fast Shipping = So why not give it a try ? Sports safety eyewear glasses sunglasses holder eyeglasses neck cord string retainer strap has comfortable polyester braided cord, long lasting and fashion. Adjustable toggle on cords ensures that straps will not easily fall off and are comfortable for all head sizes and shapes.