The Survivor Filter® Survival Canteens are collapsible folding water bottles that are perfect for camping and hiking adventures. Each canteen holds 33oz of water and comes in a convenient 2 pack, providing a total of 2 liters of hydration. Made with high-quality materials, these canteens are durable and easy to use, making them essential for staying hydrated in the great outdoors. Designed by Survivor Filter®, these canteens are a reliable solution for staying hydrated during outdoor activities.