Koloa Surf Shark Logo Long Sleeve Heavy Cotton T-Shirts in Regular, Big & Tall Koloa Surf(tm) SHARK Logo Long Sleeve Heavy Cotton T-Shirts in Regular, Big and Tall. Heavyweight 6.1-ounce, 100% soft spun cotton Coverseamed neck. Shoulder-to-shoulder taping Heavyweight 6.1-ounce, 100% soft spun cotton. Rib knit cuffs Double-needle hem. Ash is 98/2 cotton poly. Athletic Heather is 90/10 cotton/poly Koloa Surf Company(tm) Hammerhead Shark Printed on front of Shirt. Adult Sizes: S-5XL and LT-4XLT