Snap-lock ensures a secure fit. Ridges enable stacking of BRUTE® containers to providing a space-efficient storage solution. Meets NSF 2, 21 approval and is USDA Meat and Poultry Group listed, ensuring regulatory compliance for food storage and cleanability. Proprietary design constructed with the highest-quality materials plus a UV inhibitor ensures long life in even the most extreme commercial environments. Guaranteed to never fade, warp, crack, or crush.