Wilfred Free Gwyneth Green Cropped Half-Zip Knit Sweater This is a half-zip, pullover sweater with a slightly cropped body. It's knit with a textural alpaca blend that's lightweight and warm. 1/2 zip front Long sleeve Rib trim 38% Acrylic, 34% Alpaca, 15% Nylon, 13% Merino wool Excellent used condition.