The Pro Racer Buoyancy Aid is an essential piece of dinghy sailing performance wear. This buoyancy aid has been developed to be lightweight, with minimum bulk, and to be as comfortable as possible. For ease of use the fastening zip is on the side and it has shoulder and side volume adjustment. It's shaped to allow full freedom of movement during fast-paced racing conditions, with an ergonomic fit. There is a self-draining front pocket for any vital sailing accessories, with a secure zippered fastening, and reflective detailing front and back. ISO 12402-5 50 Newton Certification.