GT Birk Spike Collection Organic T

From Super Bowl Champion Center Matt Birk:

The GT Birk Spike Collection Organic T is both sustainable and affordable. You're allowed to celebrate your own achievements. Here's to success. Spike.

A portion of the profits benefit Matt Birk's HIKE Foundation.

• 4.5-ounce, 100% organic, combed ring spun cotton, 30 singles
• Classic fit 
• 1x1 rib knit neck
• Shoulder to shoulder taping
• Set-in sleeves
• Side seams
• Recycled tear-away label