24 PIECE GLASS CONTAINERS SET: 12 Containers with 12 lids with multiple sizes and shapes to fulfill your storage requirement. Package includes: Rectangle XL（1050ml）+ L（640ml）+ M（370ml）+S（180ml）； Square XL（800ml）+ L（520ml）+ M（320ml）+S（150ml） ；Round XL（850ml）+ L（650ml）+ M（400ml）+S（210） glass storage containers with Locking lids.
HIGH QUALITY BOROSILICATE GLASS: Our glass containers for food storage made from high quality borosilicate glass, which is stronger and can adjust to temperature changes much better than cheaper glass food storage containers or plastic food storage containers.
OVEN/MICROWAVE/FREEZER/DISHWASHER SAFE: from -40℃/-40℉ in freezer to 400℃/752℉ in oven, safe for oven, microwave, dishwasher and freezer .The lids are not oven or microwave safe, please remove the lids before heating and cooking food. It's safe to wash the lids in the dishwasher, but high temperatures over a long period of time can deform the silicone sealing strip at the edge of the lid. Please wash the lids by hand as much as possible.
FOOD GRADE SAFE & BPA FREE : The Glass Storage Containers are 100% BPA Free, and made out of high-borosilicate glass for easy heating and durability. non-porous glass,100% Free of Harmful Chemicals.(BPA free lids, specially designed snap down, no leak lids are completely air and liquid proof.)