Lululemon Women's Back in Action Long Sleeve Shirt*Nulu in print Wee Are From Space Carbon Ice Grey in size 4. Pre-owned and in great condition. A classic long sleeve you'll reach for again and again, this time in buttery-soft Nulu fabric. The scooped back hem adds length when you want a bit more coverage. Our buttery-soft Nulu fabric feels weightlessly light and is sweat-wicking and four-way stretch. Added Lycra fibre for stretch and shape retention. Relaxed fit. Longer in back.