Developed to promote responsible outdoor recreation and nature conservation, the Leave No Trace principles focus on enjoying Mother Earth's stunning natural environments while minimizing our human impact on them. This comfy cotton-poly–blend shirt is screen-printed with the seven core principles of the Leave No Trace movement, just in case you need a refresher on the trail. 40% cotton/60% recycled polyester-blend shirt. Available in sizes S–XXL. Shirts made in Guatemala. Screen-printed in South Carolina.