Purple and Blue Size Adult M 1-3 / W 3-5 New in package These Sporti Essential Floating Swim Fins (Color) are perfect for recreational swimming or training! Each size has its own distinct blade color for easy recognition on the pool deck. These long-blade fins are highly recommended for training. A closed ankle provides extra support and easy on-and-off. Fins float to the surface. Material(s): 100% Rubber Closure: Slip on