70% Ringspun Cotton, 30% Polyester. Design: Plain. 280gsm. Hem: Cotton, Elastane, Ribbed. Back Neck Tape, Tubular. Cuff: Cotton, Elastane, Ribbed. Neckline: Crew Neck, Knitted, Ribbed, Seamless. Sleeve-Type: Long-Sleeved, Set-in. Fastening: Pull Over. Sustainability: Oeko-Tex Standard 100 Certified, WRAP Certified. 14-15 Years: 44 in. 7-8 Years: 34 in. 5-6 Years: 32 in. 3-4 Years: 30 in. 12-13 Years: 40 in. 9-11 Years: 36 in. Ref: UTFK2320