Pocketed sprinter with back mesh pocket provides miles of chafe-free comfort. Brushed Vapor-Dry¦ (93% moisture-transfer polyester/7% spandex with wicking finish) is constructed to provide the fastest moisture transfer, with stretch for a custom fit. Splice- Powerpro Mesh (87% polyester/13% spandex mesh) is ventilated for superior breathability and moisture management, features a high spandex content for supportive stretch and compression, and has a textured surface to aid evaporation. Fitted.