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Endurance Fuelled Soft Flask 250ml

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The collapsible, lightweight Soft Flask 250 ml is ideal for quick hydration. It shrinks as you drink, minimising water movement and is easy to fill and even easier to consume with our soft silicone bite valve. It can be integrated into a variety of packs, vests, belts or held in your hand.

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Availability: Translation missing: en.general.icons.icon_check_circle icon 56 in stock, ready to be shipped
Current Batch BBE:

  • Soft material conforms to any pocket for comfortable carrying
  • High-flow bite valve auto-seals after each sip
  • Made of durable TPU for superior durability and elasticity
  • Safe and reliable, 100% BPA & PVC free

Product Features

Capacity: 250 ml
Weight: 29 g
Dimensions: 140 mm x 75 mm
Opening: 26 mm
Materials: Thermoplastic Polyurethane (TPU) / HDPE / Silicone

Colour: XMiles Blue

Frequently Asked Questions Get the most out of the products

► What is the best use for the EF Soft Flask 250?

The Soft Flask 250 is designed to carry energy gels, water, electrolytes or your own nutrition mix. You can fill it up with up to 8 gel servings. This Flask is simpler, faster and cleaner then your regular gel packet

► How do I clean the EF Soft Flasks?

All our Soft Flasks are very simple to keep clean. If you are fueling with energy gels or a nutrition mix, we recommend using warm soapy water with a bottle or tube brush or cleaning tabs to clean out any residue. The bite valve can easily be removed for cleaning.

Delivery / Returns FREE UK Delivery orders over £30,00, Next Day Service + FREE UK Returns

Shipping Information - Details

UK Standard Delivery - This means that your goods will be processed as normal and shipped by Royal Mail 48. Ordered goods will usually arrive within 3 - 5 working days for most of the UK mainland. Baskets with a total value (before vouchers and promotional codes are applied) of £30.00 and over will qualify for FREE UK delivery.

UK FREE Delivery - to all of the UK on almost every product, as long as your total basket value is greater than £30.00 (delivery charges are applied to baskets with a total value of less than £30.00). - All FREE Delivery order will be sent via (UK) STANDARD SHIPPING (Royal Mail 48)

Need it Quicker? - Select DPD Next Working Day or Fast Delivery at checkout - Orders will be processed as normal and shipped by either DPD for Next Working Day service (excluding weekends) or the Royal Mail Tracked 24 service, ordered goods will usually arrive within (1 - 2 working days)


Return this item for free - If you change your mind on your purchase, you have a 30 days to return it for a refund or replacement subject to terms. All goods must be in new and unused condition and in their original packaging with all labels still attached

About XMiles - Endurance Fuelled

XMiles Endurance Fuelled is our own brand of premium performance products made for any endurance athlete out there. Our range of water bottles, caps, flasks and apparel are designed with the athlete in mind, no matter whether you’re training or chilling.