Our Twisterz™ Interlocking Storage System is perfect for any small storage. This Twisterz™ jar contains the patented Zerust® additive which forms a protective layer around metal surfaces preventing tarnish for up to 5 years.Turn the Twisterz™ clockwise or counter-clockwise to lock multiple containers together! Made of durable polypropylene these containers are made to last! Fits perfectly inside our Super Satchel™.