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Don't let a brisk bite in the air deter your workout. The women's REI Airflyte Basic tights help keep you on track-no matter what the weatherman says. Polyester and spandex fabric offers lightweight insulation, and 4-way stretch lets you move freely. Fabric provides UPF 50+ sun protection, shielding skin from harmful ultraviolet rays. Flatlock seams reduce chafing and enhance mobility. Internal pocket stores a key, and an elastic drawcord waist secures the fit. REI Airflyte Basic tights offer a next-to-body, performance fit. Overstock.