The Catalyst 2 Hand Paddles from TYR are designed to enhance swim training for athletes of all levels. These hand paddles help improve stroke technique while building arm strength. Their unique shape enhances water feel and distributes pressure evenly to reduce shoulder strain. Constructed from durable, lightweight, and flexible polypropylene, the Catalyst 2 paddles feature an improved design with multiple strap configuration options for a secure and comfortable fit. Available in five color-coded sizes: XXS - Orange (5.75 inches W, 7.5 inches H), XS - Green (6.5 inches W, 8.5 inches H), S - Yellow (7.5 inches W, 9.5 inches H), M - Red (8.25 inches W, 9.75 inches H), L - Blue (8.75 inches W, 11.5 inches H). When selecting your size, please refer to the dimensions to ensure the best fit for your training needs.