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30 Day First Pair Guarantee


Originals:
Icon 1 Anti-Chafe Technology
Icon 2 Sweat-Wicking Bamboo Material
Icon 3 3D Elastic Pouch

Junior Trunk

Mystery 4x Pack

$38 ea

Icon 1 Anti-Chafe Technology
Icon 2 Sweat-Wicking Bamboo Material
Icon 3 3D Elastic Pouch
Create A Custom Bundle

Boys Trunk Size Guide
SIZE WAIST (in) approx. Height (cm) approx. Old Sizing
(Age 2-3) 14-16 92-98 N/A
(Age 4-5) 16-18 104-110 N/A
(Age 6-7) 18-20 116-122 2XS
(Age 8-10) 20-22 128-140 N/A
(Age 10-12) 22-24 140-152 XS
(Age 12-14) 24-26 152-164 N/A

Our 30-Day First Pair Guarantee means you can try 1 pair for up to 30 days and if it's the wrong size, then we'll send out a different size, for FREE. Yeah.. Free 💪
Note: If the replacement pair is still not a good fit, we can no longer process a refund or send another replacement pair. I'm sure you'd understand!


Why these are life changing

Super soft bamboo material keeps everything sweat-free

No-tug waistband provides maximum support and comfort

Perfect for casual to high activity, and everything in between

First Pair Guarantee - Love them or they're free!

Frequently purchased together...

What makes Step Ones special?

ULTRAGLYDE™ PANELS

Ultraglyde™ panels

These friction resistant panels come with anti-chafe technology, so they prevent leg ride up and stop those awkward moments of re-adjusting in public!

3D COMFORT POUCH

3D comfort pouch

There’s a hidden piece of elastic around the pouch to surround you and your boys perfectly, keeping everything neatly in place!

SUPER SOFT BAMBOO VISCOSE

Super soft bamboo viscose

This organic material, produced in a close-loop system, wicks away sweat and moisture and allows you to breathe all day long!