【2 lids for Six functions】：Our 18oz insulated water bottle has 2 lids（straw lids and silicone handle lids）.The metal bottle can be split into two water bottles, according to the two lids, free to combine into 18oz sports water bottle (straw lids and silicone handle lids) / two 12oz slim can coolers / 12oz tumbler with handle / 12oz sports water bottle for kids【Multi-scene applications】: Our stainless steel water bottles can be used as an 18oz sports water bottle（with straw and handle） to help you hydrate while hiking, running, climbing and cycling. It can also be detached and paired with our silicone ring as two 12oz can coolers to keep cold on your beers, which you can share with your friends and families. It can also be used as a 12oz tumbler or a 12oz kids cup with a spout lid to help your child drink water.【Fits 12 oz Slim Cans】:No matter how hot your party is, this breakaway 12oz can cooler will keep your beer or drink cold for 8-12 hours, working with all slim 12oz cans of beer, energy and soda (not for Heineken cans).【Eco-friendly 18/8 Stainless Steel 】:Our metal bottles made of 18/8 Stainless steel that is 100% BPA free and non-toxic. It will never leave a metal taste or rust. And our materials are environmentally friendly【Save Your Money】:The money for 1 bottle bought multiple water bottles and can coolers.Our magic water bottle can help you with all scenes of your life.