[Sip stronger with the all-new straw cap accessory exclusively for the YETI Yonder Water Bottle When you need some water (or whatever cold drink suits you) all you have to do is flip it open take a sip and close it tight The Yonder Straw Cap is leakproof and easy to carry with the TripleHaul Handle The Straw Cap is fitted with a wide straw opening so you get more to drink with every sip Fits all YETI Yonder Water Bottle models (YETI Yonder Bottle Sold Separately)]