Our aim is creating trendy and very unique?sport accessories. We do modifications, testing, trying to find a factory and a design?that could be aesthetic. Our backpack will be ideal from all with renewable durable and extremely strong patterns. We design our products with easy setup and storage. We value for our clients and encourage them with their passion.Features For use with 27/ 27m series battery Polypropylene strap Molded base mount Quick-disconnect buckle; with straps Specifications Size: 12-3/8 x 7-1/8 in.