First Pair Guarantee - Proudly Shipped from the UK


Step One Underwear is and always has been, ethically made.
Completely new to the clothing trade, our founder Greg from the outset knew that producing ethically was not only important, but it was a necessity. 
Greg personally went to China to source the perfect ethical factory.
All Step One Factories are either BSCI or SA8000 accredited which means:

• Fair Wages
• No Child Labour
• Fair Working Conditions 
• No Forced Labour

Watch the story below. 
We take being Ethical serious. 
Ethical Factory
Sizing Chart
2XS 55-60cm
XS 65-70cm
Small 75-80cm
Medium 85-90cm
Large 95-100cm
Extra Large 105-110cm
2XL 115-120cm
3XL  125-130cm
4XL 135-140cm
If you're between sizes, then go up a size ☝️
THICKER Legs? Then go for the BOXER BRIEFS
THIN Legs? Then TRUNKS are for you

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!