Welcome to a very new and happy world of sustainable parenting products designed to help YOU. Our stainless fine-mesh Straw Top/Tea Infuser lid transforms your Chiller outer chamber into a powerful tool to maintain your hydration with ice cold water, perfectly steeped tea and well-earned Zen — Use it to create hot and cold flavor-infused beverages just the way you like them. Each Flip-and-Sip Straw Top includes: -Flip-and-sip drinking straw top to seal your bottle up when not in use or to easily pour beverages from your Chiller into your Ceres Chill cup for on-the-go hot or cold drinks. -Reusable, Chiller length straw to sip up every last drop. -Detachable fine-mesh infuser capsule to use with your Chiller, your favorite teapot or individual cups. Compatible with your Ceres Chill cup to keep your top clean, use as a cup for hot beverages, glasses of wine or to convert into a child's three ounce sipper for easy, no spill sharing of your Chiller beverages.