Vuori Men’s Tuvalu Tee *NWT L/Black The Tuvalu Tee is an ultrasoft pima cotton t-shirt crafted with our natural SeaCell™ fiber (seaweed and wood pulp) for comfort, performance and a nod to Mother Earth. Great for yoga (non-heated), training, traveling and chilling. Ultra soft pima cotton that contains a fiber made from seaweed and wood pulp for ultimate comfort and performance. Modern athletic fit 29" body length Flatlock Seams UPF Rating Questions? Comment below 😊