Stay hydrated on the move with a water bottle that folds flat as you drink. Made from durable, BPA-free TPU, this soft flask is designed for runners, cyclists, and outdoor enthusiasts who need a lightweight, packable hydration solution. It fits easily into a vest, belt, or pack pocket, and its collapsible design eliminates annoying water slosh.

This soft water bottle is built for convenience and comfort. The wide mouth makes it easy to fill and clean, while the soft bite valve provides a high flow rate without being hard on your teeth. Whether you are training for a race or heading out for a day hike, this bottle is a reliable, portable choice.

Constructed from food-grade TPU and silicone, this bottle is both safe and flexible. It compresses as you drink, taking up less space in your pack. The material is designed to withstand a wide range of outdoor temperatures, making it a practical companion for all seasons.

Choose from three capacities and multiple colors to match your gear. This bottle is a smart upgrade for anyone who wants a simple, effective way to carry water without the bulk of a rigid container.

Key Features and Benefits

- Collapsible design that compresses as you drink, eliminating water slosh and saving space in your pack

• Soft bite valve with a high flow rate, easy on your teeth and gums for quick hydration

• Wide mouth opening for easy filling, cleaning, and adding ice cubes or electrolyte powder

• Durable TPU and silicone construction that is BPA, PVC, and phthalate free for safe, clean tasting water

• Lightweight and flexible, fitting easily into hydration vests, belts, or pack pockets for comfortable carrying

• Wide working temperature range from 0°C to 40°C / 32°F to 104°F, suitable for most outdoor conditions

Who Is This For

- Runners and trail runners who need a lightweight, hands-free hydration option for long distances

• Cyclists and mountain bikers looking for a packable water bottle that fits in a jersey pocket or hydration pack

• Hikers and backpackers who want to reduce pack weight and bulk with a collapsible water container

• Travelers and commuters who need a leak-proof, portable water bottle for everyday use

Usage Scenario

Mark is training for a half marathon on hot summer mornings. He used to carry a rigid plastic bottle, but it was bulky and sloshed with every stride. He switched to the WRELS soft water bottle. It fits perfectly in his running vest pocket, compresses as he drinks, and stays quiet. Now he can focus on his pace without the distraction of a bouncing bottle.

Micro Comparison

Unlike hard plastic or metal bottles that take up the same space whether full or empty, this soft flask collapses as you drink. It is also more comfortable to carry against your body compared to rigid containers. While other soft bottles might have a slow or hard-to-use valve, this one features a high-flow bite valve that is gentle on your mouth. It offers a practical balance of durability, safety, and packability for active use.

Specifications

- Material: TPU (Thermoplastic Polyurethane) and silicone

• Capacity options: 150ml / 5.1 oz, 250ml / 8.5 oz, 500ml / 16.9 oz

• Color options: Pink, Light Blue, Dark Blue

• Temperature range: 0°C to 40°C / 32°F to 104°F

• BPA, PVC, and Phthalate free

• Food contact safe

Size Guide

Please allow 1-3 cm / 0.4-1.2 in difference due to manual measurement. The 500ml bottle measures approximately 17 cm x 9 cm / 6.7 in x 3.5 in when full. Smaller capacities are proportionally smaller.

Package Includes

- 1 x WRELS Soft Water Bottle

Why You Will Love It

You will love how this bottle disappears into your pack as you drink, freeing up space for other gear. The soft, flexible material feels comfortable against your body, and the easy-to-use valve makes hydration effortless. It is a simple, smart solution for staying hydrated without the bulk.

Questions and Answers

Question: Is this water bottle dishwasher safe?

Answer: Hand washing is recommended. The wide mouth makes it easy to clean with a bottle brush and mild soap.

Question: Does the bottle leak if it is turned upside down?

Answer: The bottle is designed to be leak-proof when the valve is closed. It should not leak when inverted.

Question: Can I put hot water in this bottle?

Answer: No, this bottle is designed for cold or room temperature water only. The recommended temperature range is 0°C to 40°C / 32°F to 104°F.

Question: Will this bottle fit in a standard running vest pocket?

Answer: Yes, the soft, flexible shape fits easily into most hydration vest, belt, or pack pockets designed for soft flasks.

Question: How do I clean the bite valve?

Answer: The valve can be rinsed under running water. For a deeper clean, you can soak it in warm soapy water and rinse thoroughly.