Now our soft men's T-shirt is better than ever before: It's an EcoSmart shirt! That means it's made with up to 5% polyester created from recycled plastic bottles. ComfortBlend jersey fabric combines 50% cotton/50% polyester, specially knit for softness. Lay Flat Collar stays flat, keeps its shape. guaranteed! Durable double stitching reinforces neck, sleeves, and hem. Available in a convenient 4-Pack.