WHAT IS HAT LID? 16 December 2021 08:45 Updated Follow Hat Lid is an exclusive lid that ensures a safe drinking experience with extensive neck covering system and heat-resistant grip. Hat Lid is completely BPA-Free and 100% leakproof thanks to the silicone seal. Related articles IS STAINLESS STEEL MAGNETIC? ARE 24BOTTLES PRODUCTS NICKEL-FREE? WHAT ARE THE DIFFERENT TYPES OF 24BOTTLES’ LIDS? HOW LONG DOES IT TAKE TO DELIVER MY ORDER? HOW CAN I CLEAN THE LIDS OF MY 24BOTTLES?