Outlast-reg-Designed-to-protect-astronauts-from-extreme-temperatures-Outlast-reg-guarantees-flexible-warming-protection-on-every-occasion-It-is-a-temperature-regulating-fiber-which-guarantees-the-absorption-storage-&-release-of-the-body-39-s-warmth-as-required-by-the-respective-personal-activities-Due-to-this-heat-distribution-OUTLAST-reg-prevents-it-becoming-too-cold-or-too-hot-also-prevents-excessive-perspiration-even-if-the-fibers-should-be-moist