All parts dishwasher safe, container is microwave and oven safe No leaching, no odor, no staining 6 glass food storage containers with plastic leak-proof lids and silicone protection. The Ello DuraGlass Artic Berry 12-piece Glass Food Storage Set includes 6 glass food storage containers with durable silicone protection, and 6 plastic leak-proof lids. This food storage set allows you to store food for a feast efficiently and easily. There's a size for every food storage need: from large leftovers to fruit salad to snacks. These containers are portable and perfect for work lunches and meal prep. An extra thick silicone sleeve protects glass from chips and breaks and provides a no-slip grip for stability. The leak-proof plastic lids feature airtight snaps, keeping food fresher for longer, and won't leak for on-the-go use. The Ello DuraGlass Artic Berry 12-piece Glass Food Storage Set is BPA/BPS free, top rack dishwasher safe, and freezer safe. The containers are microwave and oven safe without the lid up to 450 degrees Fahrenheit. Ello containers won’t stain or smell because they’re made of odor-free, stain-free, and clean tasting glass. The silicone sleeve is removable, but there’s no need to remove it as it is oven safe and easy to clean. Do not place hot containers on any wet or cold surfaces. Peace of Mind Ello’s Lifetime Guarantee protects purchases from authorized retailers. This Ello 12-piece set specifically includes (1) 5 Cup, (2) 3.4 Cup, (2) 1.75 Cup, and (1) 1 Cup glass containers with plastic lids with matching colored tabs.