Ideal for Swimming with Shoulder and Knee Problems. Neoprene footbooties prevent the soft foot from chaffing and add additional padding in the rubber footpocket. One pair highly recommended for each fin. It allows athletes to focus on and learn proper streamlining, balance and kicking techniques for all the competitive strokes. Suitable for use by all levels of swimmers.
Fin flexibility is moderate for good full range of motion.
Blade construction is fiberglass. Designed for very strong swimmers and triathletes. Blade construction is fiberglass. This is the stiffest of the training fins. Carbon Fiber blade construction make this fin lightweight and extremely uniform in its flexibility.