This Swimmable mermaid tail is made of Nylon and Polyeste(stretchy swimming wear),the color on the fabric won't take off.package include: Top+Panties+Meimaid Tail+monofin+Necklaces+earrings+rings+crowns.Girls Kids for swimming use must under adult supervision. cute 6pcs Mermaid Tail costume, suit for 4-12 years old girls. Unique princess designed bikini top, string for fastenand; matching panties.Fin: PP+TPR ( Quick-release foot strap constructed from a flexible TPR material - allows for quick and safe removal; Reusable backpack perfect accessory for the pool and beach;).Great for beach holiday, pool party, swimming, cosplay and photo; Go and enjoy the summer, enjoy the outdoors. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.