[Sizes] There are 6 sets Gray, 25mm*1m. The strap width of all sizes is 2.5cm [Safe and durable strapping] The cam buckle is made of zinc iron and the strap is made of alkali-resistant fiber, corrosion-resistant, reusable, long-term and strong [ Easy to use] The length of the cam belt can be adjusted freely as needed. Then secure it with a buckle to easily secure the goods. When not in use, it can be rolled into a small size for easy storage and transportation.[Won't hurt your luggage strap] The buckle strap won't hurt your luggage. The product is a flat webbing made of fibrous material. The pressure points are scattered, soft and will not damage your luggage.[Multipurpose Tie Down Strap] Commonly used outdoor equipment, used for roof rack strapping, kayak SUP surfboard securing, trailer rear tow strap, luggage strap, link bed , the roof strap for the roof rack.Note: The data are all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference , the actual item received shall prevail.