COMFORTABLY COOL IN THE TERRAMAR MICROCOOL RACERBACK TANK TOP.With a UPF 50+ sun protection rating, the Terramar Microcool Racerback Tank Top - Women's is made for hot, sunny days. The moisture-wicking, quick-drying technical fiber blend works well with the embedded nano crystals that help create an instant cooling sensation. If things do get a little heated, the antimicrobial treatment helps reduce odor. FEATURESUPF 50+ sun protectionMoisture-wicking, quick-drying technical fiber blendEmbedded nano crystals help create an instant cooling sensationAntimicrobial treatment helps reduce odorFlatlock seams help reduce chafingStraight hemRacerback