Koloa Youth Hammerhead Shark Logo Heavy Cotton T-Shirts A reliable choice for comfort, softness and durability. Printed with Koloa Hammerhead Shark Logo on Front of Shirt. Heavyweight 6.1-ounce, 100% soft spun cotton. Athletic Heather is 90/10 cotton/polyester 1x1 rib knit collar. Shoulder-to-shoulder taping. Koloa Hammerhead Shark Logo Kids Heavyweight 6.1-ounce, 100% cottonT-Shirts In Youth Sizes XS-XL. A reliable choice for comfort, softness and durability. Heavyweight 6.1-ounce, 100% soft spun cotton. Printed with KOLOA SURF Hammerhead Shark Logo on Front of Shirt