Men's Knockouts Performance Muscle Tank. These shirts are personalized with your derby name and number on the back, as well as numbers on both sleeves. Made from 100% polyester, these shirts are not only comfortable but also feature odor-resistant and stain-release fabric, and moisture wicking.

Please note that these shirts are made to order, so allow 2 weeks for delivery. If you need rush production, feel free to email us at [email protected].