Children And Adults Swimming With Fins Diving Short Fins Diving Training Snorkeling Equipment Features: Widely used: suitable for beginners, boys, girls, and adults to swim, snorkel, train, and dive. Fit: Please refer to our size chart to find the size for your child's feet. If your size is between the two, we suggest increasing the size to make your feet wider, reducing the size to make your feet tighter. Comfortable and safe: Our unique design and material provide maximum comfort for your child's feet. slip sole: The soft and comfortable sole is designed for sliding and increasing friction, making it easier for your child to swim and dive. Enhance leg strength: Our short blade design is very suitable for swimming training, helping to enhance leg strength, speed, and reduce fatigue. Not easily deformed, supporting service life. Mainly used for swimming exercises, swimming training, snorkeling, diving, to help swimmers maintain the correct body posture during training. Made of material, providing a secure and comfortable fit. It's very comfortable to wear. Product details: package list：1X Mermaid Monofin