Recycled polyester and color-locking PosiCharge technology make this smooth-faced, odor-fighting, moisture-wicking tee outcompete other t-shirts. 3.8-ounce, 100% recycled polyester with PosiCharge technology Tear-away removable label Taped neck Set-in sleeves Athletic fit A C-FREE ® Product We start by reducing the product's impact by switching to at least 50% preferred materials. We then neutralize the total carbon footprint of each product in the C-FREE program--from the product's initial raw materials to its end-of-life--through Carbonfree ® certification. This certification purchases third-party, verified carbon offsets through Carbonfund.org.