The perfect base layer for when you’re taking on the trail, the Nike ACG Wolf Top is cut from a polyester and wool bl***. Elevated with Dri-FIT ADV technology for moisture wicking, UV protection provides protection from the sun. 91% Polyester, 5% Wool, 4% Elastane Rib Knit Collar Embroidered Branding Ribbed Trims Product Code: HV0585-229