1、Made of Soft and flexible import TPR material, strong and flexible, speed improving at least 30%, make you enjoy the pleasure of snorkeling 2、Adjustable lining: adjustable lining. You don’t need to worry about the foot flipper will not fit you 3、With 90 °bend of super flexible 4、The wide surface of the diving flipper is more helpful for diving 5、Tenacity and lightsome material, unique flow mechanics model, enhance the swimming power Descriptions: This diving flipper is suitable for snorkeling, scuba diving, and professional operation!! Set of foot position is TPR plasticity elastic rubber, wearing comfortable, the front part is PP, strong toughness, and Bend over and over again also is intact. Features: Made of Soft and flexible import TPR material, strong and flexible, speed improving at least 30%, make you enjoy the pleasure of snorkeling. With adjustable lining, you don't need to worry about the foot flipper will not fit. With 90 °bend of super flexible. The wide surface of the diving flipper is more helpful for diving. Tenacity and lightsome material, unique flow mechanics model, enhance the swimming power. Specifications: Color (Optional): black, red Size (Optional): small size, large size Material: PP + TPR Size: S(XS-M):340*172MM/13.38 *6.77 inch L(ML-XL):355*180MM/13.9*7.08 inch Applicable range: snorkeling, deep diving Package Included: 1 pair x Diving Flipper Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.