Short Blade Swim Fins Prsca Short Blade Fins are an essential part of your swim gear for cardio training, snorkeling,swim training, and building leg strength. They are formulated with natural and synthetic rubber to be comfortable and feature a closed heel which helps prevent hyper-flexion. The short fin design allows for a higher kick frequency so you can maintain arm and kick tempo while training at a race pace. And, because these fins float, they help to elevate the legs into the correct body position while training. These fins are suitable for recreational and competitive youth swimmers. Fins are color coded and available in multiple sizes for child?children?youngs, junior,boys, girls, young men, and women. Flexible Design Short flexible blade allows for more flexibility and resistance in your kick Closed Heel Closed heel design keep fins secure and prevents hyper-flexion during workouts. Short Blade The Short blade covers more surface area in the water which elevates your legs and hips, activates your muscles, and propels you along quicker. Water Flippers Designed to provide buoyancy and elongate swimmers’ kicks ,Adds extra power to kick and builds leg strength.,Keeps legs buoyant to reduce body drag. Corrects body position Provides instant forward propulsion Increases buoyancy to focus on stroke technique Great to use when focusing on breathing patterns SIZE CHART: XS = Little Kids Shoe 12-13.5 = Euro 30-32=Length:7.28-7.87Inch S = Little Kids Shoe 1-3 = Euro 33-35=Length:7.87-8.27Inch M = Mens/Boys Shoe 3.5-4.5 = Womens 5-7 = Euro 36-38=Length:8.66-9.25Inch NOTE: These fins are meant to be put on in water, therefore dry fitting is not recommended. If you are in between sizes we recommend ordering the smaller size.