Get ready for bigger and better all-day hydration with the b.box 1L Insulated Flip Top Bottle! Designed for big kids and grown-ups alike, this insulated bottle is your everyday must-have when out and about. Triple layer insulation keeps liquids cold for up to 46 hours, so you can stay hydrated no matter what your day has in store. Featuring a flip top lid and stainless steel straw for easy flip and sip, free-flow drinking. Flexible and durable carry handle makes on-the-go hydration a breeze. Large opening for easy fills (and refills) with liquids and ice cubes.