R.J. Classics Sadie Jr. 37.5® Short Sleeve Show Shirt combines patented thermoregulation technology and a show-ready look. Permanent, naturally derived 37.5 technology helps the young rider’s body manage its core temperature and therefore, supports stamina. It keeps the rider comfortable by helping her body maintain an optimum temperature of 37.5° Celsius (99.5° Fahrenheit), ideal for peak athletic performance.

Lightweight and stretchy, the shirt looks classic under a show coat, but unsnap the collar and unzip the covered placket to reveal colorful trim.

Key features:

• UPF 50.
• Stand collar with snap closure.
• Covered zip placket.
• Patterned trim.
• Subtle logo on chest.