High Borosilicate Glass: Tolerates rapid temperature changes without cracking or warping Airtight Seal: Keeps food fresh and prevents leaks Stain & Odor Resistant: Glass will not absorb stains or smells Multi-Use: Oven, microwave, and freezer safe for versatile food storage and reheating Leak-Proof: Perfect for meal prep and on-the-go use BPA-Free Lids: Safe, food-grade plastic lids with innovative locking technology Stackable Design: Save space in your kitchen with stackable containers Dishwasher Safe: Easy to clean and maintain Environmentally Friendly: Chemical-free, safe food storage solution