Description of Marmot Buena L/S Shirt - Women's With a unique fabric made from hemp, UpCycle polyster and organic cotton, the Buena Long Sleeve is an eco friendly warm-weather shirt with a soft hand and stylish design. Features: Main Material: 55% Hemp / 37% Upcycle™ Polyester/8% Organic Cotton Button Front Front Chest Pocket Natural Coconut Buttons Soft and Light