Lock&Lock specializes in manufacturing airtight food storage plastic containers, porcelain ceramic tableware, heat-resistant glass & ceramic containers, plastic & glass kitchen canisters & jars, plastic and glass water bottles, plastic tea bottles, vacuum bottles, lunchboxes, cooler bags, seasoning cases & dispensers, gravity cast aluminum cookware, stainless steel cookware, cutlery, decorative storage boxes, airtight bags & vacuum pumps, and other home & living products. The company's products are often competing with ones of Tupperware & Rubbermaid, depending on the product category.