[luggage tensioners: 60 - 100 cm] each expander is equipped with 4 sliding buckles. You can easily adjust the branches of the elastic cord to cover the curvature of the helmets and luggage while moving the buckle. Each lashing straps consist of 4 small lashing straps, you can freely set the interval of 4 small lashing straps to better cover the object. And the four branches can fix the object firmly in different directions. [Scratch and protection] The of the hardened steel hook is wrapped in a thick plastic shell that can protect your motorcycle or bicycle from scratches. [Quality] The clamping strap is made of high quality rubber, which has good elasticity and flexibility and cannot be easily deformed or broken. [Easy to carry] For weekdays or long distance travel, you can attach luggage tensioners directly to your bike or motorcycle. It can also be packed in a backpack without taking up too much space. colour: black Material: plastic + rubber Package Contents: 2 x Motorcycles Helmet Rope Tape Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.