surfboards; paddleboards; surfboards, paddleboards, and accessories therefor sold as a unit with surfboards and paddleboards, namely, sails, sail battens being flexible non-metal sail inserts to improve sail effectiveness; masts, and booms for surfboard and paddle boards, and masts and booms tension handling systems comprising lines and fittings, all sold as a unit; mast platform feet specially adapted for surfboard and paddleboard mast platforms; paddleboard and surfboard accessories, namely, fins, fin cases, specially-adapted leeboards, leashes, paddles, specially-adapted transport bags; trapezes for surfboard and paddleboards, being harnesses specially-adapted for windsurfing activities, and hooks, lines, and clips therefor, sold as a unit; inflatable floats for recreational use, namely, inflatable swimming, paddleboarding, and surfing floats; surfboard and paddleboards bags