Koloa Shark Logo Mesh Back Trucker Hats in 12 Colors Koloa Shark(tm) Mesh Back Trucker Hats in 7 Colors. The Koloa Surf Co.(tm) Hammerhead Truckers Hat is Breathable and comfortable, Keep on truckin' in this old-school, colorful favorite. Printed with Koloa Shark(tm) Logo. Wear the Koloa Surf Trucker Cap with your shorts and tees for effortless casual style! Koloa Surf(tm) Shark Logo Embroidered on hat with 6200 stitches of embroidery for a Premium Classic Surf Trucker Hat. 5-Panel Cotton/Poly Cap With Buckram Front Lining and Classic Mesh Back-Quilted Comfort Sweatband. with Snapback closure. High Profile Premium 3 " Crown, 8 Rows of Stitching on Flat Visor. Plastic snapback closure - ONE SIZE FITS ALL