SciMatco 3/8" thick white polypropylene cabinets will never rust or corrode. Three sizes from 15 Liters to 250 Liters. For safety, all interior seams are welded to provide a liquid-tight seal necessary to meet OSHA standards for secondary containment. All cabinets have a 2" liquid tight trough to contain spills. Shelves are lipped to prevent bottles from rolling off, and to contain spills.