The sewing Nova fins combine classic Scuba fin Technology with the latest innovations in hydrodynamic design, creating the perfect combination of fit and fun for cruising the underwater world. The fin's unique articulated design enables the wing-shaped blade to pivot and generate thrust, helping you Rocket through the water at top speed or ease in and out of tight spots. Made of a space-age m elastomer, The sewing Nova is virtually indestructible through years of Hardcore diving and snorkeling. Scuba pivot control technology maintains the most efficient degree angle of attack No matter how easy or hard you kick. Don and doff the fins with ease using the marine-grade bungee strap, which is self-adjusting, comfortable, and durable. Driven to constantly innovate and improve the diving experience, Scuba builds flawless equipment for the work, sport, and lifestyle of people whose passion is found below the surface. Mix and match your gear with a variety of fin colors; weighs roughly 3. 5 pounds per pair, depending on size; one-year .