1 Liter Platypus Plus Flexible Water Bottle

Platypus water containers are collapsible, durable (lifetime manufacturer's warranty), and inexpensive. They won't flavor your water with a plastic taste, and are so tough they can be frozen or boiled. (Sterilize your drinking water right in the bottle!) Platypus hydration products are 100% BPA-free. The finest, one-liter water bottle on the planet New Features:

Added Durability: New film is softer and more flexible, yet provides added durability for daily use. Easy Carrying: Tapered mid-section with new grab and hang loop makes drinking easy. Anti-Microbial Treatment: All-natural SlimeGuard antimicrobrial keeps your water fresh and taste-free. Collapsible: 80% lighter and more compact than an empty hard bottle of equal volume. Versatile: Allows you to attach different lids—even hydration tubes and accessories.