tomboyx | Premium Underwear for All Day Comfort. Fit for You.

The Best TomboyX Underwear for Working Out: A Buying Guide

The Best TomboyX Underwear for Working Out: A Buying Guide

By tomboyx | Premium Underwear for All Day Comfort. Fit for You. | Published: 2026-08-17

Category: Buying Guides

Discover the best TomboyX underwear for the gym, running, yoga, and more. Compare fabrics, fits, and features to find your perfect athletic pair.

Choosing the right underwear for your workout is just as important as picking the right shoes or leggings. The wrong pair can lead to chafing, bunching, and constant adjustments that ruin your focus. TomboyX offers a range of underwear designed with active lifestyles in mind, combining comfort, durability, and style. Whether you're hitting the gym, going for a run, or flowing through yoga, there's a TomboyX option that will keep you comfortable and confident.

In this buying guide, we'll break down the key features to look for in athletic underwear, highlight some of the best TomboyX styles for different activities, and offer tips on how to choose the perfect pair for your needs. From moisture-wicking fabrics to supportive fits, we've got you covered.

What to Look for in Workout Underwear

When selecting underwear for exercise, consider the fabric. Look for materials that wick moisture away from the skin, such as nylon, spandex, or TENCEL modal. These fabrics help keep you dry and reduce the risk of chafing. Breathability is also crucial, especially for high-intensity workouts. Mesh panels or lightweight constructions can enhance airflow.

The fit is another essential factor. You want underwear that stays in place without riding up or digging into your skin. Look for features like wide waistbands, flatlock seams, and a snug but not restrictive leg opening. Additionally, consider the rise and coverage level that you prefer, whether that's a low-rise brief or a high-rise boxer brief.

Finally, think about the activity. For running or cycling, you might prefer a longer leg to prevent chafing. For yoga, a seamless or minimal design can offer flexibility and invisibility under leggings. TomboyX offers a variety of styles that cater to these different needs.

  • Moisture-wicking fabrics like nylon and TENCEL modal
  • Flatlock seams to reduce friction
  • Wide, non-slip waistbands
  • Appropriate coverage for your activity

Top TomboyX Underwear Styles for the Gym

For gym workouts, you need underwear that moves with you, whether you're lifting weights, doing squats, or using cardio machines. The TomboyX Boy Shorts - TENCEL Modal Ink Blue Edge are a fantastic choice. Made from soft, breathable TENCEL modal, these boy shorts offer a smooth, comfortable fit that won't bunch up during your workout. The longer leg provides extra coverage and prevents chafing, making them perfect for activities that involve a lot of leg movement.

Another great option is the Boy Shorts 5-Pack - X= Black. This multipack gives you five pairs of versatile, comfortable boy shorts in a classic black color. The X= line is known for its soft, stretchy fabric that moves with you, and the 5-pack ensures you always have a fresh pair ready for your next gym session. These are ideal for those who want a reliable, everyday athletic underwear option.

Boy Shorts 5-Pack - X= Black
Boy Shorts 5-Pack - X= Black
  • Boy shorts offer more coverage and prevent chafing
  • TENCEL modal is soft and breathable
  • Multipacks provide value and convenience

Best TomboyX Underwear for Running and Cardio

Running and cardio require underwear that stays put and minimizes friction. The Tucking Boy Shorts - X= are an excellent choice for those who need extra support and a secure fit. While designed for tucking, these boy shorts feature a snug, compressive fit that keeps everything in place during high-impact activities. The soft, stretchy fabric and flatlock seams reduce chafing, making them suitable for long runs or intense cardio sessions.

If you prefer a lighter option, the Bamboo Rib Cheeky offers a cheeky cut with a breathable bamboo rib fabric. The bamboo material is naturally moisture-wicking and temperature-regulating, keeping you cool and dry. The cheeky style provides less coverage, which can be more comfortable for some runners who prefer minimal fabric. However, it's essential to test this style to ensure it doesn't ride up during your run.

  • Compressive fits provide support during high-impact activities
  • Bamboo rib fabric is naturally moisture-wicking
  • Consider coverage preference for chafing prevention

TomboyX Underwear for Yoga and Low-Impact Workouts

Yoga and low-impact workouts call for underwear that offers flexibility and a barely-there feel. The V Neck Bralette is not underwear, but it's an essential part of your workout ensemble. Pair it with your favorite TomboyX bottoms for a comfortable, supportive outfit. For the lower half, the Boy Shorts - TENCEL Modal Ink Blue Edge are again a top pick due to their soft, stretchy fabric that allows for unrestricted movement in poses like downward dog or warrior.

Another excellent choice is the Bamboo Rib Cheeky. Its seamless design and soft bamboo fabric make it ideal for yoga, as it won't create visible lines under leggings. The cheeky cut offers a balance between coverage and freedom, making it a favorite among yogis. Remember to choose a size that fits snugly but not too tight, as you'll be moving through various positions.

  • Seamless designs prevent visible lines under leggings
  • Soft, stretchy fabrics allow for full range of motion
  • Cheeky cuts offer a balance of coverage and freedom

How to Choose the Right Size and Fit

Getting the right size is crucial for workout underwear. TomboyX offers a wide range of sizes, from XS to 4X, ensuring a fit for every body. To find your perfect size, refer to the size chart on the product page and measure your waist and hips. Keep in mind that athletic underwear should fit snugly but not leave marks on your skin. If you're between sizes, consider sizing up for a more comfortable fit during high-intensity activities.

Consider the rise and leg length. For activities that involve a lot of bending or stretching, a longer leg can prevent bunching. For those who prefer minimal coverage, a lower rise or cheeky cut might be more comfortable. TomboyX provides detailed product descriptions and measurements to help you make an informed decision.

  • Measure waist and hips for accurate sizing
  • Size up if between sizes for active comfort
  • Choose rise and leg length based on activity

Finding the right underwear for your workouts can make a world of difference in your comfort and performance. TomboyX offers a variety of styles that cater to different activities, from gym sessions to yoga flows. Whether you prefer the coverage of boy shorts or the minimal feel of a cheeky, there's a perfect pair waiting for you. Explore the collection today and elevate your workout wardrobe with TomboyX.

Shop Related Products

Boy Shorts

Boy Shorts

$17.36 $28.00

Shop Now
Boy Shorts - TENCEL Modal Ink Blue Edge

Boy Shorts - TENCEL Modal Ink Blue Edge

$21.00 $30.00

Shop Now
Tucking Boy Shorts - X=

Tucking Boy Shorts - X=

$19.52 $32.00

Shop Now
Bamboo Rib Cheeky

Bamboo Rib Cheeky

$17.92 $28.00

Shop Now