Bundle & SAVE!!! We've remade one of our favorite hiking staples with partially recycled fabric. Designed for the trail, the women's REI Co-op Sahara Tank Top stretches, wicks sweat and shades you from the day's rays. BEST USE Hiking SHIRT TYPE T-shirt FABRIC 55% polyester/37% recycled polyester/8% spandex (bluesign approved) SLEEVE LENGTH Sleeveless High-performance, partially recycled polyester/spandex fabric wicks moisture and dries quickly Fabric provides UPF 30 sun protection Cord locker loop Shoulder seams are rolled forward to help prevent chafing under pack straps Side split hem for ease of movement Extended back hem adds coverage Back length on size M: 26.5 in. Machine wash cold; do not bleach or use fabric softeners; tumble dry low