Yeti's Rambler 18 oz Bottle with Straw Cap is a lightweight and compact insulated bottle for quick trips. The double-wall vacuum insulation keeps your drink cold and the Straw Cap provides controlled gulps and the locking lid promises a secure, leak-resistant closure. 18 oz (532 ml) Rambler Bottle Straw Cap with built in drinking spout Quick twist TripleHaul handle Leak-resistant cap  Keeps cold drinks & hot drinks hot Double wall vacuum insulated 18/8 stainless steel Fully dishwasher safe Puncture & rust resistant No sweat design prevents hand condensation Rambler bottle Straw Cap is not intended to use with hot beverages. Not recommended to use this bottle with carbonated beverages.