{"id":12291,"date":"2026-02-10T13:42:01","date_gmt":"2026-02-10T13:42:01","guid":{"rendered":"https:\/\/468sports.com\/product\/soft-flask-pro-500-ml-narrow-mouth\/"},"modified":"2026-03-11T11:06:37","modified_gmt":"2026-03-11T11:06:37","slug":"soft-flask-pro-500-ml-narrow-mouth","status":"publish","type":"product","link":"https:\/\/468sports.com\/en\/producto\/soft-flask-pro-500-ml-narrow-mouth\/","title":{"rendered":"Soft Flask PRO 500 ml, narrow mouth"},"content":{"rendered":"<h2>\ud83e\uddea Soft Flask PRO 500 ml, narrow mouth \u2013 Technical Data Sheet<\/h2>\n<h3>Functional description:<\/h3>\n<p>A soft, flexible, high-capacity (500 ml) hydration system designed for endurance athletes who require greater fluid autonomy without compromising portability or ergonomics. Its optimized design fits easily into belts, backpacks, or hydration vests, and is especially useful for long-duration events such as trail running, marathons, ultramarathons, or extended training sessions. <\/p>\n<h3>\ud83e\uddfe Technical specifications<\/h3>\n<ul>\n<li><strong>Useful capacity:<\/strong> 500 ml<\/li>\n<li><strong>Net weight (empty):<\/strong> &lt;55 g<\/li>\n<li>Dimensions (approximate, full): 280 mm long \u00d7 60 mm diameter<\/li>\n<\/ul>\n<h4>Ergonomic design:<\/h4>\n<ul>\n<li>Cylindrical geometry optimized to fit front pockets, hydration belts, and elastic backpack compartments.<\/li>\n<li>Flexible body that compresses progressively when drinking, preventing splashes and facilitating insertion in the same space.<\/li>\n<li>Outer surface with slight friction to prevent movement during activity.<\/li>\n<\/ul>\n<h4>Technical nozzle:<\/h4>\n<ul>\n<li>Type: bite valve with automatic return (self-sealing)<\/li>\n<li>Small diameter: facilitates removal from narrow pockets and maintains a secure closure<\/li>\n<\/ul>\n<h4>Materials and safety:<\/h4>\n<ul>\n<li>Body: Flexible TPU (thermoplastic polyurethane) free of BPA and PVC<\/li>\n<li>Valve: Food grade silicone<\/li>\n<li>Lid: High-strength polypropylene<\/li>\n<li>CE \/ FDA certified for food use<\/li>\n<\/ul>\n<h4>Operating temperature:<\/h4>\n<ul>\n<li><strong>Rank:<\/strong> -20 \u00baC to +50 \u00baC<\/li>\n<li>Not suitable for hot or carbonated liquids<\/li>\n<\/ul>\n<p>Manufactured in: PRC (China)<\/p>\n<h3>\ud83e\uddfc Maintenance and conservation<\/h3>\n<h4>Cleaning before first use:<\/h4>\n<ol>\n<li>Rinse the inside with hot water.<\/li>\n<li>Dissolve 1 effervescent denture tablet in 250\u2013300 ml of hot water.<\/li>\n<li>Completely fill the soft flask and leave to act for between 30 min and 2 h.<\/li>\n<li>Empty and rinse several times with hot water until bubbles and odor are removed.<\/li>\n<li>Air dry upright with the lid open for 4\u20136 h.<\/li>\n<li>Optional: pre-wash with baking soda if the taste persists.<\/li>\n<\/ol>\n<h4>Regular maintenance:<\/h4>\n<ul>\n<li>Wash with warm water and neutral detergent after each use.<\/li>\n<li>Do not store closed if it contains liquid residue.<\/li>\n<li>Store in the freezer between uses to prevent contamination and bad odors.<\/li>\n<li>Do not sterilize in a microwave or autoclave.<\/li>\n<\/ul>\n<h3>\ud83c\udfc3 Recommended app<\/h3>\n<ul>\n<li>Transported in belts, backpacks or hydration vests<\/li>\n<li>Ideal for trail running, marathons, skyrunning or ultratrail running<\/li>\n<li>Useful as a backup soft flask in staged or self-sufficiency tests<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<div class=\"woocommerce-product-details__short-description\">\n<p>Large capacity (500 ml) soft flask with a 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 ultramarathons.  <\/p>\n<\/div>\n<div id=\"puntos-dinamicos\" class=\"yith-par-message yith-par-message-product\"><\/div>\n","protected":false},"featured_media":12292,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1135,1137],"product_tag":[],"class_list":["post-12291","product","type-product","status-publish","has-post-thumbnail","product_cat-accessories","product_cat-bottles","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Soft Flask PRO 500 ml, narrow mouth - 468Km2<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/468sports.com\/en\/producto\/soft-flask-pro-500-ml-narrow-mouth\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Soft Flask PRO 500 ml, narrow mouth - 468Km2\" \/>\n<meta property=\"og:description\" content=\"Large capacity (500 ml) soft flask with a cylindrical design and narrow mouth, perfect for backpacks, vests, or belts. Highly compressible, secure grip, and minimal residual volume. 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