The Aubrion React Short Sleeve Base Layer is designed to deliver cool, comfortable performance for active riding in warm weather. With a lightweight, body-fit construction, it offers a smooth, second-skin feel that moves effortlessly with you. Engineered with four-way stretch fabric and ergonomic paneling, it allows for unrestricted movement while maintaining a streamlined silhouette. Moisture-wicking, rapid-dry technology helps keep you dry and comfortable, while the ¼ zip neckline with chin guard provides adjustable ventilation. Finished with subtle, self-color Aubrion branding, it’s a versatile essential for everyday riding. Key Features: Lightweight, body-fit design with four-way stretch for mobility Moisture-wicking, quick-dry fabric with UPF 50+ protection ¼ zip neckline with chin guard for adjustable ventilation