R.J. Classics Kids Sienna Jr Top custom_0016 Administer using a standard drench

Administer using a standard drench syringe or administer as a concentrated drench solution using automatic drenching syringe

For sleek style in a traditional package

Once the activation temp of 37 degrees is reached it will release water

Recycled polyfill

Mesh: 88% nylon

R.J. Classics Kids Sienna Jr Top custom_0016 Administer using a standard drenchThe Sienna Jr. with 37. 5 technology is the perfect schooling style for even our youngest of R. J. Riders. The patented thermoregulation technology has proven to help your body manage its core temperature and therefore, increase stamina. It keeps you comfortable by helping your body to maintain an optimum core temperature of 37. 5 Celsius (99. 5 Fahrenheit) which is ideal for peak athletic performance. The particles are naturally derived and work for