That's right! Send in 3 UPC codes from your favorite 600lb. Gorilla products plus $3.95 for shipping and handling and we'll send you a free 600lb. Gorillas T-Shirt! Download the T-Shirt Order Form and help us celebrate our 10 year anniversary with this limited-time-offer T-shirt! 100% premium cotton, made in the US – super high quality just like our products! Available in three colors: blue, black, and fuschia - in child and adult sizes. Need more or just can't wait? Order T-Shirts in our online store!