Mermaid Tails for Swimming by Sun Tails Become a magical mermaid with Sun Tail's swimmable mermaid tails! Powered by an unbeatable mermaid monofin, our mermaid tails are soft, safe, and realistic. Our premium, fade proof fabrics have been custom designed with vibrant, realistic scale designs. Matching Mermaid Swimming Suits Complete your mermaid metamorphosis by adding a mermaid scale swimsuits designed to perfectly match our mermaid tails. Our swimsuits are made out of the same premium swimsuit fabric we use for our mermaid tails. The top has a strap around the neck and a strap around the back for great support and custom fit. The hipster style swim bottoms are beautiful, comfortable, and tugless! Available is toddler, kid, teen, and adult sizes. Check out our other listings to see all our matching mermaid swimsuits. Better Monofin, Better Mermaid The Sun Tail Mermaid monofin has been engineered to move you efficiently through the water using the dolphin kick. An adjustable Velcro strap holds your feet securely in place to provide comfort, stability, and control in the water. This makes performing fancy mermaid turns and flips much easier! Our foot pocket separates your feet so your ankles don’t rub together, and soft fabric cushions your feet. Our specially engineered fin is super strong and won’t break! Our monofin comes in a rainbow of ten fun colors to match your mermaid tails! Sizing See size chart in the product photos. Our mermaid tails are stretchy so the sizing is forgiving. For child tail sizes M, L, and XL, you will receive the keiki (child) monofin. For the tail sizes JS, JM, JL, you will receive the nunui (teen/adult) monofin. Our soft foot pocket is stretchy, comfortable, and self-adjusts to fit a wide range of foot sizes. The keiki (child size) monofin fits US child shoe size 10 to a US women’s size 7 and is made to fit children age 6 to 12. The nunui (teen/adult size) monofin fits shoe size US women’s 6 to 12 and is designed to fit age 12 to adult. Read more Mermaid Tail Skins Toddler Mermaid Tails Mermaid Bikini Swimsuits Mermaid Leggings Monofin Swim Flipper Swimmable ✓ ✓ ✓ ✓ ✓ Machine Washable ✓ ✓ ✓ ✓ Fade Resistant ✓ ✓ ✓ ✓ ✓ Many Color Options ✓ ✓ ✓ ✓ ✓