Features: Quality Materials: Material formulated with soft & flexible TPR rubber, PP material, closed ankle for an secure and comfortable fit. Fins Design: Long blade swim flippers helps to strengthen your legs, increase speed, and improve swimming postures. Flippers Uses: Our flippers fins is suitable for kids, boys, girls, young men, and also women to swim, snorkeling, train and diving. Wide Ranges of Use: Perfect for water activities, pool, beach-tours, snorkeling and scubas diving, beginners learning to swimming. Note: These fins should be worn with wet feet to reduce friction between shoe and foot. It is recommend to apply body lotion on feet before wearing. Specifications: Material: TPR Rubber+PP Color: As The Picture Shows Size Options: S/M Size: approx.48.5x16.8x5.5cm/19.09x6.61x2.16in (More Size Detail, Please See Photo.) Package Includes: 1 Pair of Swim Fins note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!