Athleta Momentum Seemless Top szM in Black. Excellent, near new condition. Seamless, breathable, uv protection. Approx Measure: 26in long, 18in underarm to underarm. 100% nylon. Reliable seller, Poshmark Ambassador. Avrg review is 5 stars. Fast Shipping. Tags: seemless top, UVA protection, UVB protection, sun protection, sweat wicking, UV clothing, yoga top, nylon top, Lululemon top, hiking top, coverup, hot yoga, beach top, swim top, running top, sun protection, golf top, uv protection, mesh top, swift, swiftly, studio top,