Made of 600 denier fabric, reinforced interior bottom panel and heavy duty stitching and bar tacking at stress points. Reinforced carry handles. 2 pockets inside, 10 pockets outside. 11 in x 6 in multi-compartment plastic tray slides securely into bottom of bag. Opens wide for easy access to bag contents. 12 in L x 8 in W x 12 in H.