Engineered Ultimatum Training Backpack 12" wide Style Number: BA5219-010 Tri-woven twisted thread creates a durable, multi-colored exterior. Two main compartments are accessible from either side for ample, separated storage. Curved S-straps with tri-star flex grooves provide a comfortable carrying experience. Heavyweight 600D polyester is extremely durable. It has a PU coating that creates water resistance. Zippered opening at the top provides access to a small item, plush-lined pocket. Three haul loops on the top and sides offers an alternative carrying option.