1Made of high quality latex, durable and lightweight for you to use. 2Used to DIY and replace old tube. 3Nice tube rubber, suitable for spearfishing gun sling. 43 length for you to choose, you can cut as you like. 5Adopt fine workmanship and delicate design, great product for you to use. Features: Made of high quality latex, durable and lightweight for you to use. Used to DIY and replace old tube. Nice tube rubber, suitable for spearfishing gun sling. 3 length for you to choose, you can cut as you like. Adopt fine workmanship and delicate design, great productfor you to use. Specifications: Condition: 100% Brand New Material: Latex Weight: Approx. 187-542g / 6.6-19.1oz Size: Approx. 3mm / 0.1in(Inner Diameter), 16mm / 0.6in(Outer Diameter) Optional Length:1 Meter, 2 Meters, 3 Meters Color: Black Package list: 1 * Rubber Tube