Dart - DCC16FTLS Avoid big messes by topping your drinks with this straw-slotted lid that locks in place. Secure drinks on-the-go with a lid that provides a tight seal on 12 to 24 oz. foam cups for hot or cold beverages. Temperature tolerance ranges from 14 to 203 degrees Fahrenheit. Easy stacking design makes these lids great for takeout drinks, food trucks and hospitals. Plastic Straw-Slotted Lid with Lift n' Lock is made of high-impact polystyrene.