They need to be light and stretchy to let you move, and have a liner to keep you dry.Features:- Fast-Drying- Moisture Wicking- Reflective Details- Woven fabric is lightweight, comfortable & durable- Internal mesh liner provides added coverage & support- Material wicks sweat & dries really fast- Super-breathable mesh panels provide enhanced ventilation- Soft knit waistband with internal drawcord for ultimate comfort & a secure fit- Open hand pockets with right-side internal phone pocket- Reflective logo- Pockets: YesSpecifications:- Material: 100% Polyester- Main body fabric contains at least 90%* recycled polyester, excluding trims & embellishmentsCare:- Machine wash cold with like colors- Use only non-chlorine bleach when needed- Tumble dry low- Do not iron- Do not use softeners- Do not dry clean