Made from recycled polyester these C-FREE carbon-reducing polos are also snag-proof and moisture-wicking so you can make a bigger impact in your office or workplace while making a smaller environmental impact. 4.9-ounce 100% recycled polyester jerseyThis product's carbon footprint has been measured and reduced through a combination of preferred materials and investing in carbon offset projects though the ClimeCo Certified Product Program Snag-proof Moisture-wicking Self-fabric collar 3-button placket Grey buttons include 31% recycled content Dyed-to-match white buttons on White include 31% recycled content Side ventsRental-friendlyDue to the nature of polyester performance fabrics special care must be taken throughout the printing process.