Over 12,000+ satisfied customers

RUNNR FlowSprint 2-in-1 Running Shorts

Sale price$49.95 USD Regular price$90.90 USD
Save 45%

Color: Blue
Size: S
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Race Season Sale

45% off sitewide. Everything you need for the run-up to race day, from your first 5K to your next marathon.

RUNNR FlowSprint 2-in-1 Running Shorts

The RUNNR FlowSprint 2-in-1 Running Shorts are built for runners who want lightweight comfort, secure support, and fewer distractions during every run.

Most running shorts feel fine when you first put them on, but once you start moving, the small problems become obvious. The fabric rides up, the liner shifts, your phone bounces in your pocket, or the waistband needs constant adjusting. It is not always dramatic, but it is enough to pull your focus away from the run.

The FlowSprint Shorts are designed to solve those everyday running problems in one clean, comfortable design. The lightweight outer shell gives you freedom to move without feeling heavy or restrictive, while the built-in inner liner adds secure coverage and helps reduce rubbing during longer sessions.

The performance fabric blend is made for warm runs, gym training, and daily movement. It helps manage sweat, dries quickly, and keeps the shorts feeling light even when your pace picks up. Instead of carrying that wet, heavy feeling through the second half of your run, the fabric helps keep things breathable and comfortable.

Inside, the built-in compression liner sits close to the body for extra support and coverage. It is designed to stay in place through running, sprinting, stretching, and training, so you are not constantly adjusting your shorts mid-session.

The deep waistband pocket gives you a secure place to keep your phone, keys, or small essentials. Because it sits close to the body, it helps reduce bounce compared to a regular side pocket, making it easier to run with music, maps, or emergency access without carrying anything in your hands.

The elastic waistband and adjustable drawstring help create a secure fit without feeling too tight. Whether you are heading out for an easy jog, a longer road run, a gym workout, or a warm-weather training day, the FlowSprint Shorts are made to move with you and stay out of the way.

What makes them different:

  • Lightweight quick-dry outer shell made from a nylon, polyester, and spandex performance blend for comfort, stretch, and breathable wear.
  • Built-in compression liner designed to reduce chafing, improve coverage, and stay secure during movement.
  • Deep waistband phone pocket that keeps your phone close to the body and helps reduce bounce while running.
  • Moisture-managing fabric that helps prevent the heavy, soaked feeling during warm runs and high-output sessions.
  • Elastic drawstring waistband for an adjustable fit that stays comfortable from the first kilometer to the last.
  • 2-in-1 construction that combines the freedom of running shorts with the support of an inner liner.
  • Smooth athletic fit made for natural movement through every stride, sprint, and stretch.
  • Machine washable design made for regular training and everyday use.
  • Suitable for road running, gym workouts, warm-weather training, travel, and casual active wear.

Available in Black, Blue, Gray, and Navy Blue.

Sizes S to XXL.

Mike C. - “Just received these summer sports shorts and they feel really nice to the touch. Perfect for running and working out, the style is great, the quality is excellent, and they’re very comfortable to wear. No more wardrobe malfunctions while running. Highly recommend buying them.”

The FlowSprint 2-in-1 Running Shorts are made for the moments where you do not want to think about your gear. Put them on, secure your phone, start running, and let the shorts do their job quietly in the background.

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Why Runners Trust RUNNR

Every product we make is engineered with one goal: give you the most comfortable, distraction-free run possible.

No big-brand markups. No overhyped "performance tech." Just reliable gear that actually solves real problems runners face — heat, sweat, bounce, chafing, and storage.

That's why over 15,000+ runners worldwide choose RUNNR for their daily miles.

Zero-Distraction Fit

Everything is designed to stay in place — no bounce, no chafe, no irritation.

Real Storage Solutions

Pockets that actually work — anti-bounce phone pocket, secure zipper pocket, gel pocket.

Fair, Transparent Pricing

Top-tier performance without the overpriced "big brand" markup.

FAQ

Our customer support is available Monday to Friday: 8am-8:30pm.Average answer time: 24h

Customer Reviews

Overall rating: 4 / 5 from 3840 reviews.

Customer photo review of RUNNR 2-in-1 Running Shorts

Bought the shorts in a xl for a larger frame and they fit great. Ran the 2026 Falmouth Road race and I loved them! Held my gel in place for the whole race!

RUNNR 2-in-1 Running Shorts

Customer photo review of RUNNR™ 2-in-1 Marathon Shorts — Built-In Belt

I used these in a 5k race had my phone and car key. I'm looking forward to using them in my next half-marathon. I've trained long runs with these holding phone and 6 gels they are fantastic very minimal bounce. I highly recommend them. 👌

RUNNR™ 2-in-1 Marathon Shorts — Built-In Belt

Customer photo review of RUNNR 2-in-1 Running Shorts

Love the shorts! Extremely comfortable, great to use at the gym and get around in. The pockets and lining are great features. Highly recommend.

RUNNR 2-in-1 Running Shorts

Customer photo review of RUNNR 2-in-1 Running Shorts

Lettering started to come off after the first wash. Not that I really care, but you might like to know.

RUNNR 2-in-1 Running Shorts

Customer photo review of RUNNR™ 2-in-1 Marathon Shorts — Built-In Belt

It is a good running shorts. Soft and breathable. Quality is good. Built-in belt is helpful though not so snug so i have to tighten it. Size runs small so I sized up. I am 5'4" 62Kg. I usually wear Medium with 32" waist but I sized up to Large as advised. Thank you

RUNNR™ 2-in-1 Marathon Shorts — Built-In Belt

Customer photo review of RUNNR Marathon Pro Shorts

Bought a wrong size Marathon short. Ask your Team if a can exchange to a bigger size. They didnt hesitated to send my the perfect size with no charge. Amazing product, absolutly love them Gilles From Perth, Australia

RUNNR Marathon Pro Shorts

Customer photo review of Performance AeroFlex Running Tee

It is a good running shirt. Soft and breathable. Quality is good. Size is XS. I am 5'4" 62Kg. I usually wear Small or XS. Thank you

Performance AeroFlex Running Tee

Customer photo review of RUNNR 2-in-1 Running Shorts

Sitzen ganz gut. Vielleicht etwas zu elastische Handtasche. Ansonsten: Sehr angenehmes Material und schnell trocknend.

RUNNR 2-in-1 Running Shorts

Customer video review of RUNNR Women 2-in-1 Running Shorts

Love the way they look and how breathable they are. Still has all the pockets you would need to include inner liner for phone holder and gels.

RUNNR Women 2-in-1 Running Shorts

Customer photo review of RUNNR 2-in-1 Running Shorts

I bought them for my husband he does lot of running 🏃‍♂️ he said they are really good and comfortable too.

RUNNR 2-in-1 Running Shorts

Customer photo review of Performance AeroFlex Running Tee

RUNNR Performance T-Shirt is very good quality and feels comfortable wearing it on your runs.

Performance AeroFlex Running Tee

Customer video review of RUNNR 2-in-1 Running Shorts

Absolutely love these. Perfect for easy runs and long runs alike - I forget that my phone's in the thigh pocket and the back pocket can fit all the gels you'll need! Complete game changer for my training! Would recommend going down a size as they come up a bit big - not massive but I'd have preferred a bit more snug.

RUNNR 2-in-1 Running Shorts

Customer photo review of RUNNR 2-in-1 Running Shorts

I wore my new 2 in 1 running shorts during my first 100 mile event at the Northburn 100 in New Zealand last weekend. The shorts were very comfortable and stayed the distance for the 40 hours it took to complete. I really like the side pockets for easy access of a kerchief and for stowing wrappers and rubbish on the run. The phone pocket in the liner was convenient but I found the stretchy fabric was very ‘grippy’ when trying to stow the phone after taking a photo. It was just a bit of a fiddle to have to stop and muck about to put my phone away. Otherwise the shorts are great value.

RUNNR 2-in-1 Running Shorts

Customer photo review of RUNNR 2-in-1 Running Shorts

Wearing these shorts did wonders for my performance. Very comfortable and easy to compete in.

RUNNR 2-in-1 Running Shorts

Customer photo review of Free Wash Bag

Comfy & convenient

Free Wash Bag

Customer photo review of RUNNR 2-in-1 Running Shorts

Great shorts! Perfect for all distances, I've done four marathons and two half marathons wearing them - Zero Chafe, super comfortable and plenty of storage. Highly recommend!

RUNNR 2-in-1 Running Shorts

Customer photo review of RUNNR 2-in-1 Running Shorts

un pantaloncino davvero comodo per il running e super bello dal punto di vista estetico.

RUNNR 2-in-1 Running Shorts