When you picture thermals, what springs to mind? Itchy, thick fabric? That weird bunching thing that always seems to happen around the crotch? Butt sweat? Yea. Us too. That’s why we’ve reinvented them. Introducing our newest addition to the Step One fam: Thermals!
Step One Bamboo has nearly 2x the permeability of standard cotton underwear.
Allows moisture to wick away from your body
Keeps you warm, dry and wicks sweat AWAY from your body
Our thermals have all the same incredible features as our boxers, with the added benefit of keeping you warm and comfortable all day long. Wear them to the snow! Wear them around the house! Wear them to the office that your boss insists on keeping at 0 Degrees all day long!
2XS / (Size 4/8)
XS / (Size 8/12)
We offer free shipping on all orders.
We are so confident you'll love your Step Ones, we'll give you a FULL REFUND on your FIRST PAIR if you don't like them for whatever reason.
Buy any 3
Buy any 5
Buy any 10
Features and Benefits
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!
These friction resistant panels come with anti-chafe technology, so they prevents leg ride up and stop those awkward moments of re-adjusting in public!
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!