100% polyester plain weave
Here's what other sites are saying:
Beyond the baggy cut, adidas Supernova shorts are very cool—plus, they're engineered for high performance. ClimaCool® moisture-hating fabric features a body-mapped, integrated mesh panel on back for optimal ventilation and moisture management. Stretch jersey liner briefs offer a layer of light support and quick-drying comfort. Features an elastic drawcord waist and a zippered rear pocket. Reflective highlights improve nighttime profile.
- REI refers to the men's version