Foil Wing, Wing Surfer, and Slingwing are newly designed sails that are cross between windsurfing and kitesurfing. It inflates like a kite and flies like a windsurf without the hassle of rigging and hardware. They are a new unique way to experience SUP foiling and foil surfing. It can also be used on a SUP on light wind day. Foil Wing, Wing Surfer, and Slingwing are a new way to have fun on the water.