The Aubrion React Winter Base Layer features a soft brushed inner with heat-regulating properties, perfect for layering up in colder weather. The stretch fabric and slim fit is figure hugging and flattering, whilst the 1/4 zip neck offers ventilation, perfect for riding or working out. A concealed zip pocket has been added for convenience to keep your valuables safe. This base layer is ideal for young riders and offers comfort and performance during cold weather activities. It is machine washable at 30°C. Made from 88% Polyester, 12% Spandex brushed winter fabric.