6 oz/ly (CA), 3.6 oz/sq yd (US), 122 gsm (EU). 100% performance polyester open mesh with wicking technology. 100% polyester tricot lining. No Bleed Fabric (NBF) created with a unique cationic dye process for easy printing. Elastic waistband with drawstring. Breathable. 9” Inseam. Classic fit. Due to the nature of polyester, special care must be taken throughout the decoration process. Please refer to product size spec PDF file for more details.