Joe's USA Koloa Surf Heavyweight Watch Hat Knit Ribbed Beanie Cap in 4 Colors Koloa Surf Watch Hat Knit Beanie Cap in 4 Colors. The Koloa Surf (tm) logo is printed inside of this classic style beanie. This heavyweight, chunky rib knit cap beanie has a traditional look and is always cold-weather-ready. Fabric: 100% acrylic One Size Fits All Stretchable design for an easy fit.