Description of Marmot Moonstruck Sport Tank - Women's Aesthetics blend seamlessly with function in the beautifully designed, Supplex nylon Moonstruck Sport Tank. Features: Main Material: 92% Supplex Nylon/8% Elastane Built-in Sport Bra Flatlock Seams For Minimalized Bulk Graphic Marmot Logo Heat Transfer Soft and Durable Supplex Nylon Yarns