Layer up for warmth with the Descente Fritz Mid Layer Top The Fritz is made with Fieldsensor fabric which is a technical synthetic Fieldsensor insulates breathes and wicks moisture to keep you comfortable during activity This top easily layers with a 1/4 zip for easy on/off Fieldsensor Synthetic fabric Breathable and moisture wicking to keep you dry and comfortable 1/4 zip for easy on/off Slim fit is close to the body