Set Include: Set of 5 Eyewear Retainer Condition: Brand New Material: Rubber, Polyester Color: Multicolor(as pictures show) Features: Adjustable Eyewear Retainer Safety Sunglass Strap Rope. Sturdy polyester material, soft and durable, fits most adult. Comes with adjustable loops to ensure the strap will not easily fall off, and to make suitable adjustment for the convenience of your head in any sizes and shapes. Simple to use, rubber fittings ends fit over most brand sunglasses, will keep your glasses look fashion. Great accessory for sunglasses eyeglasses outdoor or indoor sports, swimming diving, travel etc. Size: Rope Length: approx. 12.5*2 inch/32cm*2, Rope diameter: approx. 0.5cm/0.2 inch Rubber Ends Length: approx. 6cm/2.4 inch, Inner diameter: approx. 0.4cm/0.16 inch Friendly Tips: The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.