Get pantry perfect while helping the planet with the LocknLock ECO Storage Container Set. This six piece set is made from upcycled, BPA-free, food grade plastic to reduce manufacturing waste for eco-friendly, premium storage containers. Since LocknLock reuses materials regardless of color, ECO containers come in a variety of shades and colors, making yours truly one of a kind. The 4-hinge locking system has been durability tested to last up to 3 million uses, and the silicone seal is 100% airtight to keep foods fresher, longer. Microwave safe (lids not intended for microwave use), freezer safe, and dishwasher safe for maximum convenience and versatility.