Hydro Flask Standard Mouth Sport Cap - Black

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The Standard Mouth Sport Cap is the lid you need if you want to convert your Hydro Flask canteen into an on-the-go hydration flask, making it easier than ever to drink one-handed and when moving. It's also the worlds first insulated Sport Cap - meaning you don't have to compromise on keeping your drink ice cold, sip after sip.

  • Materials: BPA-free and Phthalate-free plastic
  • Compatibility: with all Hydro Flask Standard Mouth bottles
  • Note: Sport Cap is not intended for use with hot liquids
  • Leakproof: No
  • Dimensions: 6.48 x 6.48 x 6.91 cm
  • Weight: 4.54 g


Hydro Flask was founded in 2009 by Travis Rosbach and Cindy Weber, due to their dissatisfaction with commercial water bottles, originally and formally known as Steel Technologies LLC. Originally based in Bend, Oregon they enjoyed early success at local farmers markets - especially among the outdoor recreation community there. Hydro Flask make thoughtful, beautifully designed water bottles and reusable gear that will help you reduce reliance on disposable plastic and be with you through every day as well as out on the trail. 

Please Note: All stock available online is also available in our 178 Shoreditch High Street, London shop. Our friendly and experienced team can advise you, help with sizing and find you the perfect kit for your next trip. Come in store or contact us if you have any questions or need help.

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