Perfect all your strokes with the help of specialized paddles. Crafted with tubing straps for a comfortable fit and enough holes to ensure the feel of water no matter the swimming style, these essential tools also help build arm strength and proper form. SIZING: Small/Medium | Blue | Height: 7.0'' | Width: 5.5''Medium/Large | Red | Height: 8.0'' | Width: 6.5'' Note: Height - Measure from the base of the palm to the tip of the middle finger | Width - Measure horizontally across the palm.