100% airtight & watertight; 100% odor proof; stain resistant; manufacturer's lifetime warranty; microwave, freezer & dishwasher safe. Superior storage systems. No BPA. Save Food: Our revolutionary airtight design is a combination of four durable latches and space-age silicon seal, resulting in an air-tight and liquid-tight seal. Save Space: Lock & Lock comes in a variety of sizes and is designed to stack for space-saving efficiency. Save Money: Use of this product will eliminate the need to ever purchase additional storage products with its manufacturers lifetime warranty, stain-free material and versatile design. Pet supplies; food; dry goods; sporting, fishing, camping; first aid items; great for travel; vitamins & much more. Made in China.