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  • Under Armour Mens UA Launch Run 7in Shorts - Ultra-Light and Stretch-Woven Fabric

    Under Armour

    Under Armour Mens UA Launch Run 7in Shorts - Ultra-Light and Stretch-Woven Fabric

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  • Under Armour Mens UA Launch Elite 7in Shorts - Moisture Wicking

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    Under Armour Mens UA Launch Elite 7in Shorts - Moisture Wicking

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  • adidas Adizero Essentials Mens Running Shorts

    Adidas

    adidas Adizero Essentials Mens Running Shorts

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  • Under Armour Men's UA Launch Run 9" Shorts - Ultra-Light, Stretch-Woven Fabric

    Under Armour

    Under Armour Men's UA Launch Run 9" Shorts - Ultra-Light, Stretch-Woven Fabric

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  • adidas Adizero Essentials Men's Running Split Shorts

    Adidas

    adidas Adizero Essentials Men's Running Split Shorts

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  • Under Armour Men's UA Launch Unlined 7" Shorts - Sweat Wicking

    Under Armour

    Under Armour Men's UA Launch Unlined 7" Shorts - Sweat Wicking

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  • Under Armour Mens UA Launch Elite 5in Shorts - Ultra-Light and Stretch-Woven Fabric

    Under Armour

    Under Armour Mens UA Launch Elite 5in Shorts - Ultra-Light and Stretch-Woven Fabric

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What to Look for in Running Shorts

Running shorts need to balance lightweight construction, moisture management, and functional design for the repetitive motion of running.

Fabric weight directly affects comfort. Heavy, absorbent fabrics (like cotton) soak up sweat and become weighty during runs. Performance running shorts use lightweight synthetic fabrics that move moisture away from skin and dry quickly.

Inseam length affects movement and preference. Shorter inseams (3-5 inches) provide maximum leg freedom and less fabric heat. Longer inseams (7+ inches) provide more coverage. Most runners prefer 5-7 inch inseams as a balance.

Split hems vs. standard hems affect range of motion. Split-hem shorts have a V-shaped cut at the outer leg that allows a longer stride without fabric restriction. Standard hems work for moderate distances and easy runs.

Built-in briefs provide support without needing separate compression shorts. Compression liner shorts offer muscle support and prevent chafing. Some runners prefer unlined shorts for freedom of choice in undergarments.

Running shorts essentials: - Lightweight, moisture-wicking fabric - Comfortable inseam length for your preference - Built-in brief or liner for support - Secure pocket for keys or small items - Reflective elements for low-light running

adidas Men's Running Shorts

adidas running shorts for men use performance fabrics designed for sustained running.

Key technologies:

  • AEROREADY moisture management: Pulls sweat away from skin and moves it to the fabric surface where it evaporates. Keeps shorts light and dry during long runs.
  • Climacool ventilation: Strategic mesh panels for airflow in high-heat zones. Allows cooling during hot-weather runs.
  • Split-hem design: V-cut at outer hem for unrestricted stride length. Standard on performance running shorts.
  • Reflective details: 360-degree reflective elements for visibility during dawn, dusk, and evening runs.
  • Elastic waistband with drawcord: Secure fit that adjusts without restricting breathing.

adidas running short lines:

  • Own The Run: Flagship running shorts with AEROREADY and reflective details. Versatile for training and racing.
  • Adizero: Lightweight speed shorts for tempo runs and races. Minimal fabric, maximum performance.

For daily training: Own The Run with AEROREADY. For racing: Adizero lightweight shorts. For hot weather: Climacool mesh options.

See [men's running gear](/collections/mens-running-gear) for tops and accessories.

How to Choose Men's Running Shorts

Selecting running shorts:

By run type: - Easy runs: Comfortable inseam, moisture-wicking fabric - Tempo and speed work: Lightweight, split-hem, minimal - Long runs: Comfortable, anti-chafe, with storage - Racing: Lightest weight available (Adizero)

By inseam: - 3-inch: Maximum freedom, racing - 5-inch: Most popular balance - 7-inch: More coverage, still performance - 9-inch: Full coverage, warm weather casual

Liner options: - Built-in brief: Convenient, supportive - Compression liner: Muscle support, anti-chafe - Unlined: Choose your own base layer

Fit: - Should not ride up during strides - Waistband should be secure without digging - Test fit by simulating running motion

Under Armour Men's Running Shorts

Under Armour running shorts for men deliver moisture management and comfort for all distances.

Key technologies:

  • HeatGear fabric: Lightweight, fast-drying material that sits next to skin without clinging. Keeps runners cool during hot-weather runs.
  • UA SpeedPocket: Secure internal pocket designed to hold a phone without bouncing. Solves the storage problem for runners who carry devices.
  • Anti-odor technology: Prevents odor-causing bacteria buildup. Important for runners who run multiple days between washes.
  • Mesh panels: Strategic ventilation in high-heat zones for airflow.
  • 4-way stretch: Fabric moves in all directions for unrestricted stride.

Under Armour running short lines:

  • Launch: Performance running shorts with 4-way stretch and SpeedPocket. Multiple inseam options.
  • Fly-By: Lightweight, breathable shorts for daily training.

For daily training: Launch with SpeedPocket. For hot weather: HeatGear lightweight models. For phone storage: SpeedPocket models.

Browse [men's training gear](/collections/mens-training-gear) for gym shorts.

Running Shorts Care

Maintain running shorts performance:

Washing: - Machine wash on cold after every run - Skip fabric softener (clogs moisture-wicking pores) - Turn inside out before washing - Wash with similar performance fabrics

Drying: - Air dry when possible - Low tumble dry if needed - Performance fabrics dry quickly on their own - High heat damages elastic and moisture-wicking properties

Anti-chafe: - If chafing occurs, consider a compression liner - Apply anti-chafe product on long runs - Check seam placement for irritation points

Replacement: - Replace when elastic loses hold - Replace when moisture-wicking fails - Typically 12-18 months with proper care

Running Shorts Care

Keep shorts performing:

  • Machine wash cold after every run
  • No fabric softener
  • Air dry when possible
  • Turn inside out before washing
  • Replace when elastic fails

Run Lighter

Browse the full men's running shorts collection for lightweight, moisture-wicking performance shorts from adidas and Under Armour.

Frequently Asked Questions About Mens Running Shorts

What are the best men's running shorts?

adidas Own The Run with AEROREADY moisture management for daily training. Adizero for lightweight racing. Under Armour Launch with SpeedPocket for phone storage. Choose based on run type: heavier training runs need comfortable, moisture-wicking shorts. Racing and speed work need lightweight, minimal shorts.

What inseam should I choose for running shorts?

5-inch is the most popular balance of freedom and coverage. 3-inch for maximum leg freedom and racing. 7-inch for more coverage. Personal preference matters most. Test different lengths during training to find your preference before buying multiple pairs.

Should men's running shorts have a liner?

Built-in briefs or compression liners provide support and prevent chafing, which most runners prefer. Unlined shorts allow you to choose your own base layer. For long runs, compression liners reduce chafing. For easy runs, brief liners provide sufficient support. Try both to find your preference.

adidas AEROREADY vs. Under Armour HeatGear for running shorts: Which is better?

Both effectively wick moisture and dry quickly. AEROREADY pulls sweat to the fabric surface for evaporation. HeatGear sits light against skin with anti-odor properties. Performance is similar. HeatGear has the anti-odor advantage for runners who go multiple days between washes. AEROREADY is the standard adidas platform across their running line.

How do I prevent chafing in running shorts?

Choose shorts with a built-in compression liner or brief. Apply anti-chafe balm or gel on long runs. Avoid cotton shorts, which hold moisture and increase friction. Check that seams do not hit sensitive areas. Proper fit prevents ride-up that causes inner-thigh chafing. Moisture-wicking fabrics like AEROREADY and HeatGear reduce friction.