Life is movement, movement is the source of all life! Beautiful mom, handsome dad. Welcome to our store to buy sportswear for your child! Have a nice day and give our best wishes to you! Product Features Details: Fabric: polyester 90% - commonly used sports fabric spandex 10% - elastic fibers Function: Dry Fit, Breathable, Absorb Sweat, High Elastic; A) : Highly elastic shirt shows strong body, provides close comfort, improves muscle efficiency and reduces muscle vibration and shaking. B) : This is a moisture-wicking and breathable quick-drying shirt. First, the body sweat will penetrate the fabric and then slowly volatilize during the exercise process. The shirt will quickly dry thanks to the the quick-drying polyester fabric. This series of functions which are not available in cotton fabrics can relieve your pain caused by sweat! Sweat-absorption and quick-drying fabric is the trend of fitness clothing now! C) : Color Fastness: Level 4, Soaked in warm water detergent 24 hours do not fade; This colorfast, comfortable and soft shirt feels very good without pilling problem. D) : About Printing: Screen Printing, High Elastic Waterproof, No Cracking, No Shedding, No Oxidatio; E) : About Design: The lines on the clothes is specially designed based on the need of exercise. 1. The added lines can fix the fold line for lapel and protect it from ripping in any high intensity exercise; 2. The lines design plays a fixing role to ensure a shirt without deformation; 3. The lines design is consistent with the exercise smoothness, thus enhancing the exercise comfort! F) : About Appearance: The lines design makes you look slim and enhances your muscle performance and body curve! G) : About Process: The four-needle six-thread technology for seamless piecing and elasticity increase makes it a more smooth and beautiful shirt. size chart Please choose the right size based on kids height and weight.