Introducing our Crusade container - the mischievous rebel of glass containers! This vessel comes with a break-free detachable lock, allowing your snacks to not escape it's freshness. 1. This product includes a set of five containers with lid. 2. The set includes 2 containers of 310 ml each, 2 containers of 580 ml each and 1 container of 390 ml. 3. This product is made of borosilicate glass with lid having break-free lock. 4. This product is dishwasher & microwave safe. 5. The product is airtight.