65% Polyester, 35% Cotton. Fabric: Pique. Design: Plain. Fastening: Button, Pull Over. Neckline: Reinforced, Turn Down Collar. Sleeve-Type: Set-in, Short-Sleeved. 2 Button Placket, Reinforced Seams, Reinforced Shoulders, Side Seams, Tone On Tone Button. Fit: Regular. 180gsm. Sustainability: Oeko-Tex Standard 100 Certified. 5-6 Years: 31 in. 7-8 Years: 34 in. 9-11 Years: 37 in. 12-13 Years: 40 in. 14-15 Years: 43 in. 3-4 Years: 27.5 in. Ref: UTLT1880