100% polyester Coolmax® fabric sweatband. Lightweight breathable fabric. Curved peak. 6 panel design. Stitched ventilation ey... 100% polyester Coolmax® fabric sweatband. Lightweight breathable fabric. Curved peak. 6 panel design. Stitched ventilation eyelets. Tri-glide adjuster. Tearaway label. Head circumference: 55cm.