The 2Pcs Tumbler Lid is a round replacement lid designed for 40 oz Stanley Cup tumblers. Made of durable plastic, this fine-style lid features a flip-top closure and is dishwasher safe for easy cleaning. Manufactured by Bnoname, this lid is designed to be compact with dimensions of 10x20x1 inches, making it convenient to use and store. The set includes 2 pieces and is suitable for microwavable use, providing a practical and efficient solution for your kitchen storage needs. Under b4