Lights 4XL - Blank. Port & Company (R) t-shirt. A reliable choice for comfort, softness and durability. 5.5-ounce, 50/50 cotton/poly. Made with up to 5% recycled polyester from plastic bottles. Safety Green and Safety Orange are compliant with ANSI/ISEA 107 high visibility standards for background color. Due to the nature of 50/50 cotton/poly neon fabrics, special care must be taken throughout the printing process.