Men's Cutter & Buck Response Polo- a lightweight top that features double-weave, 4-way stretch fabric with faster moisture wicking and greater freedom of movement. Perforated underarm insets provide ventilation to keep you cool, while the CB DryTec 50+UPF fabric offers excellent UV protection. All in all, you’ll find the Response to be overwhelmingly positive. CB DryTec 50+UPF. Moisture wicking. UPF 50+ with excellent UV protection. Perforated underarm insets for ventilation. CB logo buttons. Perforated CB logo on back neck. 86% polyester, 14% spandex. Imported.