Multiple layers of external storage makes space better organized and more accessible so you can quickly find what you need, when you need it. Rigid support tub in the main walls of the kit make this the most protective soft-sided kit in the Cramer line. Supports over 150 lbs of pressure from end to end. Rounded corner design gives a large bag a more aerodynamic and sleek look. Rubber corner protectors for an added layer of abrasion protection on these high wear areas. Durable black nickel finish handle system. Wide set "anti-tip" wheels keep the kit from rolling over on its side. Ball bearing casters provide a longer and smoother wheel life. Corner mounted design of these wheels also serves as protection on one of the highest wear areas on wheeled kits. Semi rigid support added to the main compartment lid provides easier operation and a flat workspace when you need it on the field. Storage space added in lid fits padding and protective foams or other large flat items.