Answer
Jan 20, 2020 - 06:12 AM
Hello. This item runs smaller than our normal size run, but you can follow the product-specific size chart:
At a 42 waist, you should fit square into the 3XL (40-43) size.
I hope that this helps, but please let us know what questions you have: 1-800-783-8326 or cyclewear@aerotechdesigns.com.
Thanks!