The Phantom Aquatics 3mm Neoprene Fin Socks are highly recommended for women's synchronized swimming on Amazon. These socks are made from 3mm neoprene material, which offers excellent insulation and protection in the water. They are designed to keep your feet warm and comfortable during synchronized swimming sessions. The Phantom Aquatics 3mm Neoprene Fin Socks also have a durable sole, providing reliable traction on wet surfaces. With their stylish design and reliable performance, these socks are a popular choice among synchronized swimmers.