The Wilfred Free Go-to T-shirt is a ribbed crew-neck t-shirt. This is a ribbed crew-neck t-shirt. It's made with TENCEL™ Modal — biodegradable fibres sourced mainly from natural beech wood and produced through an environmentally low-impact process. Garment Dye (Gd) Colours: The unique colour of our garment dye is achieved through a special process — instead of dyeing the fabric, we dye the finished garment for a dimensional, washed-down look and soft feel. Results vary from one piece to the next, so yours is truly one-of-a-kind.