STAIN-RESISTANT

SMOOTH SURFACE

ANTI-PILL

STRETCH

LOW MEDIUM HIGH EXTREME

THICKNESS

ULTRA LIGHT LIGHT MIDWEIGHT HEAVY

Hiflex-Max® Impact Shorts

4.9

Rated 4.9 out of 5 stars

1,372

$56

STAIN-RESISTANT

SMOOTH SURFACE

ANTI-PILL

Color: Black

Style: 6 Inch / No Liner Find Your Fit 6 Inch / No Liner 6 Inch / Liner 8 Inch / No Liner 8 Inch / Liner

Size: XS

Size Guide

XS S M L XL XXL *Nick is 6'1" and wears a size M

Product variants

FREE SHIPPING OVER $100 FREE 30 DAY RETURNS & EXCHANGES ATHLETE-DRIVEN INNOVATION LIFETIME GUARANTEE FREE SHIPPING OVER $100 FREE 30 DAY RETURNS & EXCHANGES ATHLETE-DRIVEN INNOVATION LIFETIME GUARANTEE FREE SHIPPING OVER $100 FREE 30 DAY RETURNS & EXCHANGES ATHLETE-DRIVEN INNOVATION LIFETIME GUARANTEE

STRETCH

LOW MEDIUM HIGH EXTREME

THICKNESS

ULTRA LIGHT LIGHT MIDWEIGHT HEAVY

Complete your set

Copper-Dura® Limitless 1/4 Zip Long Sleeve Black $78

Copper-Dura® Limitless Tee Black $58

View full details

SIZE GUIDE

Top
Bottom

Inches
Centimeters

	XS	S	M	L	XL	XXL
Chest (in)	35-36	37-38	39-40	41-42	43-45	46-48

	XS	S	M	L	XL	XXL
Chest (cm)	89-91.5	94-96.5	99-101.5	104-106.7	109-114	117-122

	XS	S	M	L	XL	XXL
Waist (in)	27-29	29-30	31-32	33-34	35-36	37-38
Hips (in)	32-34	35-37	38-40	41-43	44-46	47-49

	XS	S	M	L	XL	XXL
Waist ( cm )	68.5-74	74-76	79-81	84-86.5	89-91.5	94-96.5
Hips ( cm )	81-86.5	89-94	96.5-101.5	104-109	112-117	119.5-124.5

Size Chart

Find your second-skin fit with the perfect length. Depending on your preferred length, this chart below can help you decide which shorts fit your preference based on your size.

Total Length (Inches)

	XS	S	M	L	XL	XXL
7 “ Shorts	15.7	16.1	16.5	16.9	17.3	17.7
5 “ Shorts	13.8	14.2	14.6	15.0	15.4	15.7

Lined vs Unlined

Are you team lined or team unlined? Still trying to decide? Here’s a quick take:

Lined

Built-in liner with pocket keeping your phone in place
Acts as a universal base layer
Great for high-impact and high- energy activities, like HIIT and running

Unlined

No compressive built-in liner
Complete freedom of movement
Great for all training activities and everyday lounging

Select Color + Style + Size

Hiflex-Max® Impact Shorts

Hiflex-Max® Impact Shorts is the ultimate in durable performance wear. Crafted for the relentless, this heavier-weight fabric is our most resilient yet, designed to withstand any challenge. Whether you’re facing harsh weather or intense gym sessions, Hiflex-Max® ensures unmatched durability. Embrace every workout with confidence, knowing your gear is built to last through barbells, dumbbells, and beyond.

Airtech Waistband
Patented airmesh system for a cooling, breathable feel.

RETRACTABLE LOOP
Low-profile loop for quick towel or gear access.

INVISIBLE POCKET
Hidden storage for cash, cards, or keys—zero bulk.

LINER MEDIA POCKET
Sweat-proof pocket for phone, bounce-free.

Fabric:

Made with quick-drying and odor repelling Hiflex® material that is lightweight and moves with your body 
Superior moisture-wicking and breathable material 
86% Polyester/ 14% Elastane

CARE INSTRUCTIONS:

Wash with like colors 
Machine wash cold 
Do not bleach 
Tumble dry low 
Do not iron 
Do not dry clean

10 years’ worth of gym sessions for an average person.

Still fresh thanks to antimicrobial tech.

Battle-tested in everything from 100°F desert heat to freezing -10°F winds.

Faster than it takes you to cool down after a run.

RETRACTABLE TOWEL LOOP

Transform your shorts back to a sleek look with our patent pending Snap Loop feature. Snap back the loop for a seamless design that offers both style and functionality during your workouts.
SWEAT PROOF

Stay dry and comfortable with our advanced water-resistant fabric, designed to repel moisture even during the toughest training sessions.
LINER MEDIA POCKET

Liner phone pocket keeps your phone secure through the most intense workouts.
ODOR PROOF TREATMENT

The towel loop feature adds a layer of convenience and functionality to your workout routine. Strategically placed, this loop allows you to securely hang your towel, keeping it accessible and off the ground.
INVISIBLE POCKET

Perfect for securely storing your essentials, our invisible pocket design keeps your items hidden and safe without compromising on style or comfort.

HIFLEX®

Sweat Proof
Stay dry and comfortable with our advanced water-resistant fabric, designed to repel moisture even during the toughest training sessions.

ODOR PROOF
Formulated to neutralize odor-causing bacteria using the power of silver ions, our proprietary Odorproof™ treatment ensures the Hiflex Aero® Shorts remain fresh between intense training sessions.

Abrasion Resistant
Resists wear and tear from rigorous activities and repetitive movements, ensuring long-term use no matter how intense your routine gets.

Lightweight
Engineered to sit gently against the skin without restricting motion, delivering a barely-there sensation ideal for high-intensity workouts or all-day wear.

Size guide

Refer to the image provided to locate the correct point of measure.
Horizontal measurements: wrap the tape measure around your body and ensure the tape is parallel to the floor; Vertical measurements: ensure the tape is straight, measure both leg inseams and take the average.
Find your corresponding size on the chart to guide your purchase.

Athletic Fit*Serge is 6'1" and wears a size M

7 INCH VS 5 INCH

Lined vs Unlined

Are you team lined or team unlined? Still trying to decide? Here’s a quick take:

Built-in liner with pocket keeping your phone in place
Acts as a universal base layer
Great for high-impact and high-energy activities, like HIIT and running

No compressive built-in liner
Complete freedom of movement
Great for all training activities and everyday lounging

Fast and Free Shipping
30 days trial with hassle - free return
Designed and
developed by athletes
Lifetime guarantee

THE PERFORMANCE TEST

Countless prototypes. Rigorous testing. The result? Our Hiflex-Max® Aero shorts are built to conquer any challenge. Powerlifting, running, or anything in-between – they're designed to deliver unmatched performance and durability. Trust in gear that's tested to excel, time after time.

"The Impact shorts are my top choice for strength training and powerlifting. With reinforced stitching, a secure fit, and durable fabric, they are built to withstand the most intense workouts. These shorts are perfect for serious athletes who demand top-tier quality and performance.”

Dylan T., Hybrid Athlete

"The Impact shorts impressed me with their durability and support during intense strength training sessions. The reinforced seams and secure fit provide unmatched stability, while the robust, breathable fabric keeps me comfortable and focused. These shorts are perfect for athletes demanding high performance and resilience."

Alan M., Hybrid Athlete

Reviews

4.9

Rated 4.9 out of 5 stars

Based on 1,372 reviews

Total 5 star reviews: 1.2k

Total 4 star reviews: 132

Total 3 star reviews: 10

Total 2 star reviews: 3

Total 1 star reviews: 6

100%would recommend these products

Slide 1 selected

Reviews Summary

Customers say these workout shorts are exceptionally comfortable with high-quality fabric that feels soft and durable. The compression liner feels supportive yet invisible, and the waistband stays in place without rolling. Many appreciate the multiple pocket options, including a back zipper pocket. The shorts perform well across various activities from weightlifting to running and yoga, with quick-drying properties. Some find the fit runs slightly snug or prefer different inseam lengths, with 6-inch and 8-inch options available. Colors hold up well after numerous washes, though customers frequently request more color variety.

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1,372 reviews

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Rich B.
Verified Buyer
Reviewing
Hiflex-Max® Impact Shorts
I recommend this product
Rated 5 out of 5 stars
Yesterday
Excellent product
Perfect workout shorts.
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Kevin B.
Verified Buyer
Reviewing
Hiflex-Max® Impact Shorts
I recommend this product
Rated 5 out of 5 stars
5 days ago
Great shorts
Very comfortable for workout
Was this helpful?
Bryan
Reviewing
Hiflex-Max® Impact Shorts
I recommend this product
Rated 5 out of 5 stars
1 week ago
5 Stars
Excellent no sweat pants!
Was this helpful?
Colvin V.
Verified Buyer
Reviewing
Hiflex-Max® Impact Shorts
I recommend this product
Rated 4 out of 5 stars
4 weeks ago
Spinning shorts
These are good shorts with UA compression shorts for spin classes. I wish they had zipper pockets.
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Reginald L.
Verified Buyer
Reviewing
Hiflex-Max® Impact Shorts
I recommend this product
Rated 5 out of 5 stars
1 month ago
Great fit
Incredible workout shorts. I’ve struggled to find shorts with liners that fit my quads exactly the way I want them too. These are the first pair that I have ever owned to fit just the way I want.
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