{"product_id":"soft-flask-pro-350-estrecha","title":"Soft Flask PRO 350 ml, narrow mouth","description":"\u003ch4\u003eWHY CROWN SPORT NUTRITION? (41 SEC)?\u003c\/h4\u003e \u003cdiv\u003e \u003c\/div\u003e \u003ch2\u003e🧪 Soft Flask PRO 350 ml, narrow mouth – Technical Data Sheet\u003c\/h2\u003e \u003ch3\u003eFunctional Description:\u003c\/h3\u003e \u003cp\u003eSoft, compact and highly portable hydration device with a 350 ml capacity. Specifically designed for running, with an ergonomic shape that naturally fits the width of the hand. Its geometry, flexible materials, and optimized mouth make it ideal for endurance sports such as running, trail running, skyrunning, ultramarathons, and similar activities.\u003c\/p\u003e \u003ch3\u003e🧾 Technical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eUsable capacity:\u003c\/strong\u003e 350 ml\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eNet weight (empty):\u003c\/strong\u003e \u0026lt;50 g\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eDimensions (approx., full):\u003c\/strong\u003e 260 mm length × 45 mm diameter\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eErgonomic design:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eBody geometry designed to facilitate handheld grip while running, minimizing hand muscle fatigue.\u003c\/li\u003e \u003cli\u003eLightly textured exterior surface to prevent slipping.\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eTechnical mouthpiece:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eType:\u003c\/strong\u003e bite valve with automatic return (self-sealing)\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eReduced diameter (narrow mouth):\u003c\/strong\u003e minimizes space and facilitates storage in front pockets, belts, or hand grip\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eMaterials and safety:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eBody:\u003c\/strong\u003e Flexible BPA- and PVC-free TPU (thermoplastic polyurethane)\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eValve:\u003c\/strong\u003e Food-grade silicone\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eCap:\u003c\/strong\u003e High-strength polypropylene\u003c\/li\u003e \u003cli\u003eCE \/ FDA certified for food contact\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eOperating temperature:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eRange:\u003c\/strong\u003e -20 ºC to +50 ºC\u003c\/li\u003e \u003cli\u003eNot suitable for hot or carbonated liquids\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eManufacturing:\u003c\/strong\u003e PRC (China)\u003c\/p\u003e \u003ch3\u003e🧼 Care and Maintenance\u003c\/h3\u003e \u003ch4\u003eCleaning before first use:\u003c\/h4\u003e \u003cp\u003eTo remove manufacturing residues and neutralize plastic taste, a deep cleaning is recommended before first use.\u003c\/p\u003e \u003ch5\u003eRecommended technical procedure:\u003c\/h5\u003e \u003col\u003e \u003cli\u003eRinse the interior with hot water.\u003c\/li\u003e \u003cli\u003eDissolve 1 effervescent denture cleaning tablet in 250–300 ml of hot water.\u003c\/li\u003e \u003cli\u003eFill the flask completely and let it sit for 30 min to 2 hours.\u003c\/li\u003e \u003cli\u003eEmpty and rinse several times with hot water until no odor or bubbles remain.\u003c\/li\u003e \u003cli\u003eAir dry in an upright position with the cap open for 4–6 hours.\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eOptional:\u003c\/strong\u003e If the smell persists, pre-wash with baking soda (1 tablespoon in hot water, 15 minutes) before the tablet treatment.\u003c\/li\u003e \u003c\/ol\u003e \u003ch4\u003eRegular maintenance after each use:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eWash with warm water and mild detergent (do not just rinse).\u003c\/li\u003e \u003cli\u003eAvoid prolonged direct sunlight exposure.\u003c\/li\u003e \u003cli\u003eStore in the freezer between uses to prevent microbial growth and remove organic residues.\u003c\/li\u003e \u003cli\u003eDo not sterilize in microwave or autoclave.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e🏃 Recommended Use\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDirect handheld use during long runs or training\u003c\/li\u003e \u003cli\u003eCompatible with hydration belts, front vests, or compression pockets\u003c\/li\u003e \u003cli\u003eIdeal for prolonged efforts where quick access to fluids is required without interrupting stride or pace\u003c\/li\u003e \u003c\/ul\u003e","brand":"Crown Sport Nutrition","offers":[{"title":"Default Title","offer_id":54153071755606,"sku":"10.13","price":15.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/8666\/3766\/files\/350-estrecha.jpg?v=1781084473","url":"https:\/\/crownsportnutrition.com\/en\/products\/soft-flask-pro-350-estrecha","provider":"Crown Sport Nutrition","version":"1.0","type":"link"}