The ScubaPro Large Professional Diving Knighthawk Equipment # MK17S555 is a high-quality buoyancy compensator designed for professional divers. Manufactured by Scubapro, a reputable brand in the scuba and snorkeling industry, this large size device offers superior flotation and stability underwater. With a focus on durability and performance, this piece of equipment is a reliable choice for serious divers looking to enhance their diving experience.