This is the RIffe Silent Hunter Carbon Fin Blades Designed for the Silent Hunter. Lightweight & Powerful Swift maneuverability and on the spot torque are critical when you&';ve hit your target. Keeping agility and durability a key feature, the Silent Hunter Carbon Fins are designed to be lightweight and powerful, with a receptive energy transfer to get you out of compromising situations and kicking effortlessly to the surface, fish in hand - mission accomplished. Made in the USA. Length: 29.62" (75.2cm) Width: 7.87" (20cm) Weight/pr: 19.2 oz (544g) Angle: 22deg FOOT POCKETS NOT INCLUDED * Compatible with the following foot pockets: Omer Stingray (fin140), Stingray Light, Cressi, Mares (razor fin111), Leaders. Compatible with the following pockets with slight modification to the fin rail: C4 pockets (fin208), Pathos (fin310), CETMA