, lightweight, practical, easy to install, all the advantages you want, our rubber brake retainers can satisfy you. It is made of and strong material and can serve us for a long time. Lightweight design, easy to carry and store. Reasonable design and elastic material ensure its durability. Features -Color: As shown -Material: Rubber -Size: 4.00X4.00X0.20cm/1.57X1.57X0.08in -Made of natural rubber material, offer tensile strength and re-usable convenience. -Use good elastic bands in the office to keep mail, folders and paperwork organized and tidy whether in a large office or business. -These rubber bands offer an easy stretch with an elongation from their original size. Use them for a variety of tasks requiring a firm and sturdy hold. -Advantage elastic bands are a handy and useful tool to have around the house. Use them to keep crafts, tools, games and other items organized or to keep food packaging closed to seal in freshness. -Great for home or office; keep items conveniently bundled and neatly organized. Package list: 2 x boxes of rubber bands(about 200g)