Diving Fins Snorkeling Materials Adjustable Snorkeling Fins for Professionals Blue 40 to 44 Description: [Reliable Material]: Diving fins are made of deformation resistant material, lightweight and stable. [Comfort and Adjustability]: These swim fins are soft and comfortable, featuring an adjustable strap for a perfect fit. [Features]: Snorkeling fins reduce drainage, improving swimming speed and correcting posture. Can be worn with water shoes and water socks. [Wears comfortably]: High flexibility and non-slip soles provide comfort around the foot. Great gifts for swimming lovers or people learning or training. [ Versatile Use]: Perfect for a variety of water activities, such as swimming, diving, snorkeling, etc., these fins enhance the underwater experience by providing better propulsion and speed. Specification: Material: Size Chart: 29 cm/11,42 inch The package includes: 1 pair of fins