Designed to lock cover to container in transit. Distribution of soft goods, hardware, health and beauty aids and automotive parts. Solid sides and bottom will hold up under rough treatment. "Contoured" pocket hand grips are closed to limit product loss and provide easy grasp and release. Color gray. High-density polyethylene. Max. weight per carton is 70 lbs and for bottom container when stacked, 250 lbs. Covers sold separately.