Features: Eyeglass spectacles chain holder to keep your glasses safe and secure. Made in a neutral colour so they will complement any outfit. Suitable for: Optical frames, reading glasses, sunglasses and other glasses Specifications: Quantity:12Pcs/Set Length:68*0.3cm/26.8*0.12in(Approx.) Material:Nylon Package Include:12Pcs/Set Eyeglass Chain Strap Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.