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Soft Flask PRO 500 ml, wide mouth

19,90€ VAT included

High-capacity 500 ml soft flask with cylindrical design and narrow mouth, perfect for backpacks, vests or belts. Highly compressible, secure grip and minimal residual volume. Ideal for trail running, marathons or ultra-distance events.

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🧪 Soft Flask PRO 500 ml, wide mouth – Technical Data Sheet

Functional Description:

Flexible and high-capacity (500 ml) hydration system specifically designed for quick filling and effective mixing of isotonic drinks, concentrated gels or carbohydrate-rich solutions. The wide mouth allows powder or thick liquids to be poured without a funnel, saving time and minimizing preparation errors. Ideal for athletes using advanced nutrition strategies during long efforts like trail running, marathons, ultra-distance or stage races.

🧾 Technical Specifications

  • Usable capacity: 500 ml
  • Net weight (empty): <55 g
  • Dimensions (approx., full): 220 mm length × 70 mm diameter

Ergonomic design:

  • Flexible and compressible body for easy storage in vest, backpack or belt pockets
  • Geometry designed to minimize residual volume and reduce liquid movement while running
  • Lightly textured surface for improved grip and slip prevention

Technical mouthpiece:

  • Type: bite valve with automatic return (self-sealing)
  • Wide mouth: allows faster filling and smooth mixing of powders or gels
  • Reinforced threading ensures secure closure, even with viscous liquids

Materials and safety:

  • Body: BPA- and PVC-free flexible TPU
  • Valve: Food-grade silicone
  • Cap: High-resistance polypropylene
  • CE / FDA certified for food contact

Operating temperature:

  • Range: -20 ºC to +50 ºC
  • Not suitable for hot or carbonated liquids

Manufacturing: PRC (China)

🧼 Cleaning and Maintenance

Pre-use cleaning:

  1. Rinse interior with hot water.
  2. Dissolve 1 effervescent tablet in 250–300 ml of hot water.
  3. Fill completely and let sit 30 min – 2 h.
  4. Rinse thoroughly with hot water until all residue and odor are gone.
  5. Air dry vertically with cap open for 4–6 h.
  6. Optional: pre-wash with baking soda if odor persists.

Routine maintenance after each use:

  • Wash with warm water and neutral detergent.
  • Do not store closed if liquid remains inside.
  • Keep in freezer between uses to prevent microbial growth and odors.
  • Not microwave or autoclave safe.

🏃 Recommended Use

  • Use in hydration belts, backpacks or vests
  • Quick prep of concentrated drinks at aid stations
  • Use with isotonic drinks, gels or dense energy solutions
  • Perfect for long races or events where refilling time matters

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