The OXO Good Grips LockTop Lunch Snack/Condiment Container makes storing dressings, condiments, nuts and other lunch-time companions easy and mess-free. Its small size allows it to be easily tucked into lunch bags. The Container was designed with leak proof, airtight lid that snap on easily and confidently. Just push the outer frame down onto the lid to engage the inner locking tabs and silicone ring for an instant, spill-proof seal. Durable, BPA free Tritan Container body resists warping and staining, and are crystal clear to reveal contents inside. The lid is also clear to make contents viewable from above. Container safely goes from the freezer, to the microwave, to the dishwasher.