NCAA Boys Colorado Buffaloes Athletic Short Sleeve Jersey Shirt L/10-12 Black 100% Authentic NCAA merchandise, satisfaction guaranteed. EXCELLENT FABRIC: 100% pro-quality athletic polyester, high quality machine washable material. Mesh body, Short sleeve, and V-neck jersey. Team logo printed on sleeves and team name at back; Numbers printed at front and back. Great looking top can be worn for leisure as well as sports.