Smartwool Straightline Hat in Bottle Green, Green and Yellow Stripes colorway. Excellent preowned condition, gently worn. 50% wool 50% acrylic. Single layer jersey knit construction with interior headband liner. Take the Straightline the next time you knock out a 5K on your skate skis. Single-layer jersey keeps you warm without overheating. A soft headband liner manages moisture. The tassel just adds fun.