Duotone Downwinder Slim SLSDesigned for maximum efficiency and high performance Downwind Foiling. The narrow outline offers incredible glide performance for faster, open ocean swells and allows the use of smaller and faster foils. With its instant acceleration in bigger bumps and uninterrupted touchdown speed, this board is the go to for experienced performance seekers! With a long, narrow outline, low rocker and a sleek pin tail, the Downwinder Slim SLS ensures acceleration