Comfy, sustainable, easy to wear, the tentree Boreal Wolf men's t-shirt ticks all the boxes. This everyday layer features a soft and comfortable fabric made with recycled polyester, TencelTM Lyocell and organic cotton so you can feel and look good while wearing from the trails to the city. As a Canadian brand, tentree is engaged in planting trees to revitalize forests and in using eco-friendly fibers and materials to make apparel.