B Box Insulated Drink Bottle 500mL - Marvel SpideyInsulating super powers indeed! The triple layer insulation in our larger bottle size will help keep liquids cool for up to 15 hours and warm for up to 8 hours. The front press button opening can be used with one hand to help with those big schoolyard thirsts and the integrated carry handle means its always on hand. Triple layer insulating superpowers Keeps liquids cold for up to 15 hours or warm for up to 8 hours Silicone straw top is flexible and