Open Box Returned from customer unused, but not in brand new factory-sealed condition, might have slight wear. Scuba.com sells high quality equipment that is physically examined thoroughly before we purchase it for resale. Each product is rated by condition and includes the basic components needed for operation (see more on how we rate). All used goods come with a 6-month in-house warranty. To ensure your satisfaction, any used equipment can be returned within 30 days of purchase, no questions asked!The Seac Motus Fins are an interchangeable blade fin with full foot pocket designed for spearfishing and free diving enthusiast. The foot pocket material is made from two materials with different densities. Hard thermoplastic rubber for the sole and ribs, and soft around the foot to optimize the comfort/performance ratio. The Motus Fin blade material is a special techno-polymer with a formula that emphasizes its flexibility and responsiveness. Blade has a 22° blade and the foot pocket to optimize thrust. Blade edge rails help focus water down the length of the blade for maximum propulsion on every fin kick. Large heel pull tab for easy donning and doffing. These Italian non-vented blades designed long fins are available in multiple sizes.