A Personal Fit Is a Better Fit
Experience ultimate comfort with ALPHX® underwear, engineered for a more personal fit with six waist sizes plus options for slim, average, and muscular thighs.
Details Matter
When you're reinventing better fitting men's underwear
Find Your Size and Fit
Your Perfect Fit-tailor made for your body
One size doesn’t fit all—especially your thighs. ALPHX offers two leg fits, Modern for slim to average and Athletic for large to muscular, with six waist sizes for a truly custom fit
SIZE CHARTS:
WAIST SIZE
|
WAIST (INCHES) | WAIST (CM) |
XS | 25-27 | 64-69 |
S | 28-30 | 71-76 |
M | 31-33 | 79-84 |
L | 34-37 | 86-91 |
XL | 38-41 | 94-102 |
XXL | 42-45 | 104-114 |
INSEAM LENGTHS:
BRIEFS HAVE NO INSEAM
INSEAM
(INCHES)
|
TRUNK | BOXER BRIEF | UNION PANT |
XS | 1.5 | 3.0 | 29.0 |
S | 1.5 | 3.8 | 29.8 |
M | 1.8 | 4.5 | 30.5 |
L | 2.8 | 5.5 | 31.3 |
XL | 3.8 | 6.5 | 32.0 |
XXL | 4.8 | 7.5 | 32.8 |
Shop By Fit
About Us
We are Tom and Garrett, two industry veterans and friends with a shared goal to create more comfortable, better fitting underwear for men because a better fit feels better and when you feel better, you can be your best.