ATC PRO 100% Polyester  - Best choice if your athlete will sweat in or will wear for athletics and running / training.  Quick dry.  
 
The Dinos Track & Field High School Challenge shirt is giving speed, sweat, and straight-up dominance. Whether you’re breaking PB's in the 800m, launching into long jump like you’ve got cheat codes, or just vibing in the stands, this tee says, “Yeah, we ran this.”
Fast fits. Fossil fuel energy. No extinction in sight. 🦖💨
Win in it. Wear it. Post it... have fun! 
6.3-oz, 100% performance polyester interlock with wicking technology
No Bleed Fabric (NBF) created with a unique cationic dye process for easy printing
Side seamed
Breathable
Tagless
Classic fit