Performance That Keeps Its Cool: Shires Aubrion React Base Layer

When the summer heat hits the arena, young riders need gear that works as hard as they do. The Shires Aubrion React Short Sleeve Base Layer is designed to keep your young equestrian comfortable and focused, whether they are tackling a cross-country course or perfecting their seat in a training clinic. It is built for the long haul, ensuring that the only thing they have to worry about is their next transition.

Crafted from a high-performance polyester and elastane blend, this base layer offers a sleek "second-skin" feel that moves effortlessly with the rider. No more bunching under body protectors or dealing with sweat-soaked shirts—just pure, breathable performance from the first trot of the morning to the final cool-down at the barn.

Why Young Riders Love the Aubrion React

• Maximum Sun Protection with UPF 50+ fabric that provides a high-level defense against harmful UV rays during long hours in the sun.
• Advanced Climate Control thanks to strategic "free-flow" mesh panels designed to release heat and maintain a steady core temperature during high-intensity riding.
• Unrestricted Movement provided by the 4-way stretch fabric, allowing for a full range of motion in the saddle without the shirt pulling or riding up.
• Moisture-Wicking Technology that pulls sweat away from the skin instantly, keeping the rider dry and comfortable even on the hottest schooling days.
• Smart Athletic Style that meets the professional standards for Pony Club and clinics while remaining durable enough for daily ranch life.

Best For

Active young riders looking for a lightweight, breathable performance layer that provides superior sun protection and comfort under body protectors.

Frequently Asked Questions

Q: How does the sizing work for the Shires Aubrion React?

Sizing is based on age brackets: 7/8 yrs, 9/10 yrs, 11/12 yrs, and 13/14 yrs. Because the Shires Aubrion React Short Sleeve Base Layer is designed for a snug, "second-skin" performance fit, we recommend sizing up if the rider is between sizes or prefers a bit more room to grow.

Q: Can this base layer be worn for Cross-Country?

Yes, it is a top choice for XC! The ventilated airflow panels and moisture-wicking fabric make it ideal for wearing under a body protector, preventing overheating during the most demanding phases of a horse trial.

Item Number/SKU: 11012FSHIA11/12