Description: The AQUA SPEED WAVE swim board is designed to help you with your swimming training. By immobilizing your arms while holding the board, you will improve leg strength, ankle flexibility and practice leg movements while swimming. Thanks to the buoyancy of the WAVE board, training with it will firm your lower body and improve your balance and body alignment in the water. The WAVE board has two handles for comfort and easy change of hand position. Made of durable, top-quality EVA foam, the WAVE board will serve you for a long time. Hardness (Shore scale) 35 C.