NWOT Lululemon Wunder Train Cropped Long Sleeve Shirt in Sun Bleached Wash True Navy Train hard, not hot. Powered by Everlux™ fabric, the Wunder Train collection manages heat and sweat so you stay comfortable and focused. our fastest-drying, everlux™ fabric Our fastest drying fabric Breathable Sweat-wicking Four-way stretch Supportive Feels cool and sleek on the inside, soft and brushed on the outside Added Lycra® fibre for stretch and shape retention Our dyeing technique creates a unique result on each garment. Wash separately to avoid dye transfer