Built for Athletes. 100% Authentic Gear.

FREE Ground Shipping on Orders $120! - Shop Now

View as

  • Under Armour

    Under Armour Womens UA Fly-By 2-in-1 Shorts - Sweat Wicking and Breathable

    0 Reviews
    Regular price $38.95
    View details
  • Under Armour

    Under Armour Womens UA Fly-By 3in Shorts - Lightweight with Breathable Mesh Panels

    0 Reviews
    Regular price $31.95
    +18
    View details
  • Under Armour

    Under Armour Womens UA Vanish 5in Shorts - Water Repellent

    0 Reviews
    Regular price $38.95
    +5
    View details
  • Under Armour

    Under Armour Womens Fly-By 3in Shorts - Sweat-Wicking and Breathable

    0 Reviews
    Regular price $31.95
    +1
    View details
  • Under Armour

    Under Armour Women's UA Run Stamina 2-in-1 Shorts - Iso-Chill Compression Technology

    0 Reviews
    Regular price $50.95
    View details
  • Under Armour

    Under Armour Women's UA Launch 6" Shorts - Sweat Wicking

    0 Reviews
    Regular price $41.95
    View details
  • Adidas

    adidas Adizero Essentials Womens Running Shorts

    0 Reviews
    Regular price $31.95
    View details
  • Adidas

    adidas Adizero Essentials Womens Running Split Shorts

    0 Reviews
    Regular price $31.95
    View details

What Makes Running Shorts Different

Running shorts are specifically engineered for the repetitive forward motion of running, which sets them apart from general athletic shorts. The inseam length is typically shorter, ranging from 2 to 5 inches, to minimize fabric contact with the inner thighs and reduce chafing during long efforts. Side splits or curved hems open up at the hip to allow full leg extension without resistance. Fabric selection prioritizes ultralight, fast-drying materials that shed sweat quickly rather than absorbing it. Many running shorts feature built-in brief liners or compression shorts that provide support and eliminate the need for separate undergarments. The waistband is typically a wide elastic band with an internal drawcord, sitting flat against the body to avoid bouncing or sliding during repetitive footstrikes. Small internal or waistband pockets hold keys, gels, or a phone without adding bulk or shifting weight.

adidas Running Shorts Technology

adidas designs their women's running shorts with technologies focused on speed and comfort. AEROREADY moisture management keeps the fabric dry by wicking sweat to the outer surface for rapid evaporation, even during high-output sessions. Climacool ventilation technology combines moisture-wicking fabric with strategic mesh panels to maximize airflow across the hips and thighs. Many adidas running shorts feature their lightweight woven ripstop construction, which resists tearing on trail runs without adding weight. The brand's Marathon and Own The Run lines use reflective 3M details for low-light visibility during early morning and evening runs. Primeblue fabric made with Parley Ocean Plastic offers a sustainable option without compromising the ultralight feel runners need. Split-hem designs on select models allow unrestricted leg turnover at faster paces.

Choosing the Right Inseam Length

Inseam length on running shorts is a personal choice that affects both comfort and performance. A 2 to 3 inch inseam offers maximum leg freedom and is popular among speed-focused runners who want minimal fabric during track workouts and races. A 3 to 4 inch inseam provides a balance of coverage and mobility that works well for daily training runs. A 5 inch inseam gives more thigh coverage and is often preferred for trail running, casual jogs, and runners who want more protection from chafing. If you are new to running shorts, start with a 4 inch inseam as a middle ground. Built-in briefs or compression liners add coverage regardless of the outer shell length, giving you confidence during high-knee drills and hill workouts. Consider your body type and running style when selecting length, and try a few options to find what feels best during your typical runs.

Under Armour Running Shorts Features

Under Armour builds their women's running shorts with technologies that support miles of comfortable performance. HeatGear fabric keeps you cool and dry during warm-weather runs by pulling sweat away from the skin and promoting rapid evaporation. UA Iso-Chill technology disperses body heat through a cool-to-the-touch fabric that actively lowers your skin temperature. SpeedPocket waistband construction stretches to hold your phone securely against your body without bouncing, eliminating the need for a separate running belt. Many styles feature UA Launch fabric, an ultra-lightweight material with a barely-there feel at high speeds. Built-in HeatGear compression shorts provide muscle support and anti-chafe coverage under the outer shell. Reflective logos and trim details increase visibility for early morning and late evening runs.

Running Shorts for Different Workouts

Different types of runs call for different shorts. For speed work and track sessions, choose the lightest, shortest option available with a split hem for unrestricted leg turnover. During long runs, prioritize shorts with secure storage for gels and your phone, a comfortable waistband that will not dig in over extended wear, and built-in liners that prevent chafing over many miles. Trail runs require slightly more durable fabric that can handle brush contact and occasional falls, along with secure zippered pockets to keep essentials safe on technical terrain. For easy recovery runs and shakeout jogs, comfort is the priority, so softer, more relaxed fits work well. In hot and humid conditions, look for mesh paneling and ultra-breathable fabrics. In light rain, a quick-drying synthetic will feel better than any option that absorbs water.

Designed for Runners by Runners

Both adidas and Under Armour develop their women's running shorts with input from elite and recreational runners. This translates into thoughtful details like bonded hems that reduce irritation during long efforts, strategically placed ventilation zones that align with heat-generating areas, and pocket placements that account for how your body moves during a running stride. These shorts are tested during actual runs, from 5K races to marathon training blocks, ensuring the fit, fabric, and features hold up across all distances and paces. Women's-specific designs use proportioned hip widths, rise heights, and liner cuts that fit the female body correctly.

Caring for Running Shorts

Running shorts endure frequent washing, so proper care extends their lifespan significantly. Rinse shorts in cold water after each run to flush out sweat salts before they can break down the fabric. Machine wash in cold water on a gentle cycle with similar lightweight items. Avoid fabric softener, which clogs moisture-wicking fibers and reduces breathability. Hang dry or tumble dry on low heat to preserve the elasticity of the waistband and liner. Never use bleach on colored shorts. If odor builds up despite regular washing, soak shorts in a solution of one part white vinegar to four parts cold water for 30 minutes before washing.

Shorts for Every Season of Running

Our women's running shorts collection spans all seasons and distances. For summer, ultra-light, heavily ventilated shorts with cooling fabrics keep you comfortable in the heat. Spring and fall call for slightly longer inseams that pair well with tights or half-tights underneath as temperatures fluctuate. Even in winter, many runners prefer shorts over tights for shorter speed sessions, pairing them with thermal leggings underneath. With options from both adidas and Under Armour, you can build a rotation of running shorts that covers tempo runs, long runs, track workouts, trail adventures, and race days throughout the year.

Run in Comfort

Browse our full lineup of women's running shorts from adidas and Under Armour at KickFly. Lightweight, breathable, and built for the road and trail, these shorts will keep you comfortable from your first mile to your last. Shop now.

Frequently Asked Questions About Womens Running Shorts

Do under armour running shorts womens have a built-in liner?

Yes, almost all dedicated running shorts from Under Armour and adidas feature a built-in liner. This is usually a highly breathable mesh brief designed to manage moisture and provide modesty, allowing you to run without wearing separate underwear.

Are 2-in-1 running shorts better for preventing chafing?

Yes. If you struggle with inner-thigh chafing, 2-in-1 shorts are the ultimate solution. They feature a longer, tight compression short built directly underneath a loose woven outer shell, completely blocking skin-on-skin friction while you run.

Will high waisted running shorts womens styles roll down when I run?

Premium athletic high-waisted shorts are specifically designed not to roll down. They utilize wide, structured elastic bands and internal drawcords to stay firmly anchored above your hips, providing excellent core support and a stay-put fit.

Can I wear womens running shorts with phone pocket designs for the gym?

Absolutely! While they are optimized for forward-motion running, the deep, secure pockets and highly breathable, stretchy fabrics make them fantastic for lifting weights, HIIT classes, or everyday athleisure wear.

How do I get the awful sweat smell out of my running shorts?

Synthetic performance fabrics trap body oils and odor-causing bacteria if washed improperly with fabric softener. To reset your shorts, soak them in a sink of cold water mixed with one cup of white vinegar for 30 minutes, then wash normally with a sport-specific, enzyme-based detergent.