Bake delicious casseroles and desserts and pop the leftovers right in the freezer or back in the oven with this incredibly versatile locknlock performance glass baker. Featuring a unique 4-hinge locking system for freshness that lasts longer, locknlock performance glass storage containers are constructed from borosilicate glass, which can withstand both high heat and sudden cooling but is 10 percent lighter than tempered glass for easy, on-the-go use. The airtight and leakproof lid has been durability tested to last up to 3 million uses, and locknlock performance glass containers are microwave, freezer, oven, and dishwasher safe (lid not intended for microwave or oven use). Always bpa-free, locknlock performance glass containers are stain and odor resistant, easy to clean, and come with a lifetime limited warranty for healthy, happy, no-worries food storage that's great for leftovers, too. Get baking and lock in airtight and leakproof performance with freshness that lasts with the locknlock performance glass 8-inch x 8-inch glass square baker with lid. Features: Non Stick, Transparent, Freezer Safe, Oven Safe, Non-Stick, Dishwasher Safe, Microwave Safe, Refrigerator Safe Manufacturer Warranty: Lifetime Limited Recommended Utensil Material: Silicone, Wood, Nylon Shape: Square Maximum Temp (f): 550 Degrees F Base Material: 100% Glass Care: Dishwasher Safe Decor Styles: Traditional Material: Steel Country of Origin: Imported