Our half gallon water bottle have time markers on the side so you can see your daily water intake, and our water bottles are available in two different drinking styles: spout drinking and straw drinking. Free of BPA, BPS, PVC, phthalates, lead and latex, and made leak-proof and dust-proof by the unique design of the bottle opening. Collapsible water bottles is so soft and touched comfortable, cold and heat resistance, Large capacity, small area, 78% space saved when folded. This sports water bottle dishwasher safe;handles hot or cold beverages; freezes; collapsible; easily refills and adds ice or fruit through wide spout.