- DESCRIPTION
- DELIVERY
- REVIEWS
- ASK A QUESTION
The perfect balance of sleek and stable, our signature UltraFlask has a wider form and a durable 3D welded bottom. Soft and pliable material means you can fit it in most pack and larger vest pockets for a snug and secure fit. Topped with our SpeedFill™ Cap for quick refills.
- Soft material conforms to most hydration packs and larger vest pockets for a secure and stable fit.
- Easy to drink bite valve auto-seals after each sip, eliminating annoying drips.
- Designed for fast filling - flips open for quick refills and snaps closed for leakproof transport.
- 42mm opening lets you fill the flask easily with ice and drink mixes.
- Flexible design shrinks as you drink, reducing water movement.
- Pair with 42mm threaded backcountry water filters including the HydraPak 42mm Filter Cap.
- Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity.
- Wide working temperature range (can be frozen - max temp 60° C / 140° F).
- Capacity: 500 ml / 17 fl oz
- Weight: 42 g / 1.4 oz
- Dimensions: 240 mm x 55 mm / 9.4 in x 2.2 in
- Material: TPU, PP, Silicone, POM, 304SS
| Order Value | Service | Estimated Delivery | Cost |
|---|---|---|---|
| Under £39.99 | Royal Mail Tracked | 2–3 working days from dispatch | £4.99 |
| £39.99 and over | Royal Mail Tracked | 2–3 working days from dispatch | FREE |
| Any order — Express | Royal Mail Tracked 24hr / Parcel Force 24hr | Next working day from dispatch | £6.99 |
| Bikes | Parcel Force 48hr Signed For | 2 working days from dispatch | FREE |
Delivery times shown are from dispatch, not from the point of ordering. As we source products from a range of suppliers, lead times can vary — please check the product page, your cart, or your order confirmation for the most accurate estimate for this item.
Some remote UK postcodes (Highlands, Islands) may carry a courier surcharge on larger orders — we will always contact you before applying any additional charge.
Questions? Email sales@cyclestore.co.uk with your order number.
Terms and conditions:
- Price match must take into account any shipping charges applicable.
- Our price match promise only applies to online retailers, However this does not include auction websites such as eBay or non-UK based competitors or websites not operating secure (SSL) payment systems.
- Item must be in stock with the competitor and ourselves
- We reserve the right to refuse a price match for any other reason not previously mentioned at any time.