About this item BPA FREE: This 40oz. Stainless Steel Tumbler contains no BPAs. INNOVATIVE STRAWSIP LID: This tumbler includes a durable, spill-resistant lid with a reusable inner straw featuring StrawSip technology. DELICIOUS FLAVORS: Innovative tumbler and cartridge system makes drinking water more delicious, fun, and personalized. DUAL POSITION LID: The StrawSip Lid supports left and right-handed use. CUP HOLDER COMPATIBLE: The 40oz. All-Day StrawSip Tumbler fits into a cup holder and includes an added protection ring. COMPATIBILITY: Supports a Cirkul Sip flavor cartridge to add refreshing flavors to your water (Sip not included) HAND WASH: Give your Cirkul Tumblers, Tumbler Lids, and Straws a thorough cleaning with warm, soapy water. This helps keep them fresh and ready for your next flavor adventure! › See more product details