Rendezvu
    On a mission to get more people to enjoy the outdoors© 2026
    RendezvuAboutFor HostsFor BrandsFor Shoppers
    LegalTermsPrivacy
    ResourcesDocsContactFeedback
    CommunityInstagramLinkedInNewsletterCareers
    Rendezvu
    On a mission to get more people to enjoy the outdoors© 2026
    RendezvuAboutFor HostsFor BrandsFor Shoppers
    LegalTermsPrivacy
    ResourcesDocsContactFeedback
    CommunityInstagramLinkedInNewsletterCareers

    Brand: Salomon

    Category: Running Water Bottles & Flasks

    Recommended by Kelly Mulvany, Endurance Sports Coach and Athlete! — Arizona, USA

    The SOFT FLASK 500ml/17oz 42 is designed for active individuals seeking a convenient hydration solution. Its innovative design ensures quick access to water while minimizing bounce, allowing you to stay focused on your performance. 1. Wide 42mm cap for easy filling and cleaning. 2. High-flow valve enables rapid hydration without spills. 3. Collapsible design reduces bulk as you drink, preventing water sloshing. 4. Clear volume markings help you track your hydration levels. 5. Compatible with all Salomon caps featuring a 42mm opening for versatility. 6. Lightweight and durable material designed for outdoor use. 7. Ergonomic shape fits comfortably in hand or pocket during activities. The SOFT FLASK 500ml/17oz 42 is ideal for runners, hikers, and outdoor enthusiasts who need a reliable hydration solution on the go. It performs best in active environments such as trails, parks, and during endurance events. This product is perfect for users of all skill levels, from casual walkers to seasoned athletes, ensuring hydration is always within reach during any season or weather condition.

    Price: $22

    Expert Review

    On longer or hotter runs, I carry 2 extra flasks in the back so I can quickly swap them out on the fly.

    Recommended by Kelly Mulvany

    Frequently asked questions

    What does Kelly Mulvany say about the SOFT FLASK 500ml/17oz 42?

    On longer or hotter runs, I carry 2 extra flasks in the back so I can quickly swap them out on the fly.

    Why does Kelly Mulvany recommend Salomon?

    Kelly Mulvany recommends the Salomon SOFT FLASK 500ml/17oz 42 for running water bottles & flasks. On longer or hotter runs, I carry 2 extra flasks in the back so I can quickly swap them out on the fly.

    Is the SOFT FLASK 500ml/17oz 42 a good running water bottles & flask?

    Yes — Kelly Mulvany recommends the SOFT FLASK 500ml/17oz 42 by Salomon as their running water bottles & flasks pick. On longer or hotter runs, I carry 2 extra flasks in the back so I can quickly swap them out on the fly.

    More from Kelly Mulvany's Must-Haves for Trail Runners!

    • Salomon ADV SKIN 12
    • Squirrels Nut Butter Anti-Chafe & Skin Repair Tins, Original
    • Ryno Power CARBO-FUEL Stimulant-Free Drink Mix
    Rendezvu
    SOFT FLASK 500ml/17oz 42 by Salomon — recommended by Kelly Mulvany
    Nutrition & Hydration

    SOFT FLASK 500ml/17oz 42

    Kelly Mulvany
    Kelly MulvanyRecommended in “Must-Haves for Trail Runners!”
    On longer or hotter runs, I carry 2 extra flasks in the back so I can quickly swap them out on the fly.
    Purchasing through this link directly supports Kelly
    Nutrition & Hydration

    SOFT FLASK 500ml/17oz 42

    Kelly Mulvany
    Kelly MulvanyRecommended in “Must-Haves for Trail Runners!”
    On longer or hotter runs, I carry 2 extra flasks in the back so I can quickly swap them out on the fly.
    Purchasing through this link directly supports Kelly
    SOFT FLASK 500ml/17oz 42 by Salomon — recommended by Kelly Mulvany
    LMNT Zero-Sugar Electrolytes
  1. Neversecond C30 Energy Gel Discovery Pack 8CT
  2. rabbit Stash-hers 5"
  3. rabbit EZ Tee Perf LS
  4. Feetures Elite Light Cushion Mini Crew
  5. View Kelly Mulvany's expert gear recommendations on Rendezvu