Feature 1Made of 100% environmentally friendly materials, it has the advantages of super wear resistance and toughness. 2It is soft and resistant to aging, and has a long service life, supporting long-term outdoor use. 3Simple and fit design does not use any fasteners to avoid the possibility of fasteners hurting the feet. 4The super comfortable fishtail design makes the whole fins particularly soft and more in line with swimming principles, making it easier to integrate with your movements. 5Super comfortable allinone fishtail design greatly increases the fun of swimming and helps to quickly improve your swimming skills.Item Type: Monofin FinsMaterial: PCProduct Color: BlackLength: Approx. 45cm / 17.7inWidth: Approx. 47cm / 18.5inHeight: Approx. 31cm / 12.2inWearing Mouth Diameter: Approx. 5.5cm / 2.2in (Flexible)Product Weight: Approx. 298g / 10.5ozSuitable for the crowd: ChildrenProduct Features: Soft and Comfortable .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x MonofinFinsNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.