The ALPINESTARS Underwear Roost Top is designed for maximum rider movement, crafted with a knitted, breathable, and stretchy material that ensures superior comfort. The seamless construction enhances breathability and reduces the need for multiple seams, making the shirt incredibly comfortable to wear. This elasticity ensures that the top does not hinder the rider's movements, allowing for optimal performance on off-road adventures. Whether you're participating in a competitive race or enjoying a casual trail ride, the Roost Baselayer Shirt provides the support and flexibility you need.