About this item

• 【Connect with Filterstraw】 Compatible with Sawyer, Membrane, and other common brands Filter Straw Filtration System.
• 【Lightweight and easy to carry】ultra light, foldable, and easy to carry or attached to your backpacks with Carabiner
• 【BPA Free】High quality food grade BPA Free plastic, freezable, leak-proof, and puncture-resistant.
• Bottles stand up straight when filled, and can be rolled and packed easily when empty.
• Squeeze Water through a Filter or Use as Water Collection Bottles and Reservoir
• We are professional in purification, and Supply Clean and Hygienic products.