Joe's USA Koloa Surf Thruster Logo Short Sleeve Heavy Cotton T-Shirts. Regular, Big & Tall Koloa Surf Thruster Logo Short Sleeve Cotton T-Shirt. A year-round essential, our best-selling t-shirt has been voted "most popular" by groups, teams, clubs and schools across America. Heavyweight 6.1-ounce, 100% soft spun cotton. Heavyweight 6.1-ounce, 100% soft spun cotton 98/2 cotton/poly (Ash) 90/10 cotton/poly (Athletic Heather). 50/50 cotton/poly (Dark Heather Grey) Custom Printed Koloa Surf Thruster Circle Logo Printed on Front of Shirt. Adult Sizes: S-6XL and Tall Sizes: LT-4XLT