Product Dimensions: 42.5 * 42.5 inches, Coiled/folded diameter: 15.7 inches .
Made of eco-friendly strong cloth, this sail is durable and sturdy, which maintains sail shape even in high wind conditions. It won't turn a kayak or canoe into a complex, heavy sailing craft.
Compact design, easy to set up and deploy quickly. Clear window enables you to view things behind sail.
Easy to use, hold the clips to keep kayak go forward, and just lay it down to stop.
Specific design: This wind paddle is specialized for Kayak ,Instructions for use :https://youtu.be/UlH7lxdvqME