- While other food storage containers have leaky lids & chip easily, Prep Naturals glass food storage containers are made of durable, high - quality glass & use smartest lock locking lid technology, locking food in with an airtight seal for secure, leak-free storage. - Take the hassle out of meal prep and portion control. Our 3 - compartment portion control containers - the only ones on the market – are ideal for precise portioning, so you can put your meal plan into action. - No more stressing about what to cook for dinner or what to eat when you’re starving post-workout. Just prepare food ahead of time or store leftovers in our containers, then pop them in the oven or microwave to enjoy a home-cooked meal anywhere – at home, work, school, or the gym. Fast & easy! - Prep meals at home, then eat on the go - great for an active lifestyle. Our glass meal prep containers are microwave, oven, and dishwasher-safe, allowing for quick preparation and easy washing. And because our bento box glass containers are freezer-safe, you can store your food as long as you like. Product Information DIMENSIONS (full set): 9.45 x 7.28 x 12.6 inches VOLUME: 34 oz. total WEIGHT: 2 lbs/piece, 8.14 lbs/set INCLUDED: - 4 containers - 4 lids - 20 bonus sauce cups - 30 bonus sticker labels It is brand new and never used. The price indicate for 1 container. If you buy all 4 containers then price would be $6 per piece.