1Mermaid flippers (Kids Ages 4 and up) This section of the Mermaid Tails for Swimming is designed to make the kids learn more swim the fun of the best aids. In addition to increase the child\'s confidence in the water, let him can practice the body\'s fish-type water and rhythm. Product Features and Introduction: 1. Help your child increase confidence in the water Through the fun of the shape of the children\'s swimming and water sports courses become interesting and more willing to close with the water. 2. Rapid wear off design The quick wear-off design makes the product safer when used in water. 3. help to train the strength of the leg muscles When children use this product to practice fish-style body and leg rhythm and balance when the strength of the leg muscles also strengthen the strength. 4. Material super soft bag design Soft material to make children wear more comfort, the use of soft material to make the foot heel foot wear more comfortable to provide greater flexibility to the shoes 1-7 shoes and shoes number 2-8 girl. Color: Pink with purple Material: PP+TPE+Silica gel. Size: Fits shoe sizes 24~33,adjustable foot straps fits shoes.Dimension: 40 35cm / 15.7 13.8in. Weight: 320 / 11.2oz.. 5. Special Note: Due to the product\'s attraction to the child and the excellent progress of swimming, in order to avoid the child to use this product easily swim too far or swim to the deep water, the use of this product must be in children with life-saving capacity of adults or Under the supervision of coaches. Note: Due to TPR material, anti slip socks can be worn more effectively when wet and slippery with water