The Mermaid monofin allows kids to easily propel and glide through the water–just like a mermaid or merman. The Body Glove Kids’ Mermaid Fin includes a swim mask so you can enjoy all your underwater adventures in comfort. Top- rated kids monofin easily propels and glides through water Quick adjusting straps with easy-out pull up loops with rubberized fin edges for safety Easy to fold, store and carry Neoprene foam cushion on strap for comfort Kids swim mask included