Durable, heavy-duty containers for a variety of uses. - All-plastic, professional-grade construction will not rust, chip or peel; resists dents. - Strong, snap-on lids are available for secure, stable stacking. - Reinforced rims add strength and durability. - Built-in handles allow easy, non-slip lifting and anti-jam nesting. - Double-ribbed base increases stability and dragging capacity. - Certified to NSF Standards #2 and #21.