This simple illustration pays homage to Kelp, the essential habitat and foundation for marine ecosystems. Drawn by founder Mike Golder, our Kelp Strand design is one of Kalletka's original graphics. Ours men's hooded sweatshirt is made with soft, heavyweight fleece and generous fit for comfort. Features jersey lined hood, heavy gauge drawcord with metal eyelets, ribbing at cuffs and waistband.