Product Overview

The HydraPak Stow Collapsible Water Bottle is a versatile, ultralight hydration solution designed for hikers, travelers, and outdoor enthusiasts. Available in 350ml, 500ml, and 1L capacities, this collapsible flask offers a compact alternative to traditional rigid bottles. Its leak-proof design and self-sealing nozzle ensure safe drinking on the go, while the BPA-free material guarantees safety and durability. Compatible with water filters, it’s ideal for backcountry use or emergency backup during adventures.

This bottle stands out for its space-saving functionality—when empty, it flattens and rolls up neatly, fitting into small pockets, ski jackets, bike jerseys, or compact packs. Whether you’re navigating trails, commuting, or packing light, the Stow bottle adapts to your needs without sacrificing performance.

Key Features

• Collapsible & Space-Saving Design: When not in use, the bottle folds flat and rolls tightly, taking up minimal space. This makes it perfect for storing in small bags, jackets, or travel gear, ensuring hydration access wherever you go.
• Leak-Proof Cap & Self-Sealing Nozzle: The ergonomic silicone nozzle features a protective flip-top cover that seals securely after each sip. This prevents spills and leaks, even when tossed in a backpack or pack pocket.
• BPA-Free Material: Made from food-grade, BPA-free materials, the bottle ensures safe drinking water without harmful chemical leaching, meeting health and safety standards for reusable containers.
• Filter Compatible: Designed to work seamlessly with portable water filters, allowing you to safely drink from natural sources like streams or lakes during extended trips.
• Lightweight Construction: Ultralight design reduces pack weight, making it an excellent choice for hikers, cyclists, and travelers prioritizing efficiency and convenience.

Technical Specifications

• Available Sizes: 350ml, 500ml, 1L
• Material: BPA-Free Food-Grade Plastic (TPE)
• Cap Type: Leak-Proof with Self-Sealing Silicone Nozzle
• Compatibility: Works with standard portable water filters
• Weight: Varies by size—lightweight across all models
• Cleaning: Dishwasher safe (top rack recommended)

Benefits & Use Cases

The HydraPak Stow is ideal for outdoor activities such as hiking, camping, biking, and backpacking where minimizing weight and maximizing storage efficiency matters. Its collapsible nature allows campers to save space in tight shelters or use it as an emergency water reserve during unexpected delays.

Travelers benefit from its ability to fold into a compact form, fitting easily into carry-on luggage, daypacks, or even large jacket pockets. The leak-proof seal ensures peace of mind whether stored upright or laid on its side in gear bags.

For those using water filters, the bottle acts as a direct connection point, eliminating the need for bulky hard-sided bottles. Simply attach your filter, fill from a natural source, and enjoy purified water straight from the nozzle.

Important Notes

The bottle should be emptied and fully dried before folding to prevent mold or odors. While durable, avoid exposing it to sharp objects that could puncture the material. Not intended for hot liquids due to the plastic construction.

Each purchase includes one HydraPak Stow collapsible bottle. Filters and other accessories are sold separately unless specified in the package contents.