The Forearm Pivot develops an early vertical forearm (EVF) position and improves stroke efficiency by connecting the forearm and hand to one surface. Facilitates shot refinement through muscle memory of correct hand, wrist and forearm position. Increase efficiency by maintaining a strong, uninterrupted pull from start to finish of your stroke. Requires high catches with raised elbows, great for open water and triathlon training. Ideal for all four strokes: butterfly, backstroke, breaststroke and freestyle. describe: Use the forearm pivot paddle to develop early vertical forearm (EVF) and improve stroke efficiency. The EVF position uses the entire forearm during the pull, from fingertips to elbow. The paddles promote muscle memory of the correct hand, wrist and forearm position when using for stroke refinement. Increase efficiency and maintain a strong, uninterrupted pull from start to finish of your stroke. Good for all four competitive strokes. Size: S 280*38*105*12MM, L 343*38*105*12MM Weight: S 147g, L 158g Material: TPE+TPP color: blue Quantity: 2pcs Package includes: 1 pair of figure 8 aids for swimming training notes: Due to different monitors and light effects, the actual color may be slightly different from the picture color. Please allow 1-2cm differences due to manual measurement. Watersports swimming and beach supplies, elbow straighteners. 1 Pair Figure 8 Forearm Pivot Fin Correction Freestyle Arm Teaching High Elbow Swimming Fin Gloves Swimming Equipment It has exquisite workmanship, beautiful appearance and unique personality. The price is reasonable and the style is unique. It can be washed repeatedly without affecting the use, and the permanent appearance is as bright as new.