Callaway Dual Action Fleece 1/4 Zip Golf Sweater Swing Tech Stretch With Opti-Therm Fabric Get the look with this stylish Callaway Dual Action Fleece 1/4 Zip Sweater, designed to keep you warm whilst providing exceptional all round performance. Made from 100% polyester, the Dual Action Fleece 1/4 Zip Sweater is designed to offer maximum comfort and freedom of movement during play. The high quality design with Opti-Therm technology provides an extra layer of thermal comfort whilst Swing Tech fabric ensures maximum range of motion with the golf swing. Constructed from a fleece material with water repellent shoulders, the garment retains body heat providing exceptional insulation. Finished with a 1/4 zip neck, zippered chest pocket and a contrast Callaway brand logo on the right sleeve for added style.. Callaway golf sweaters are lightweight, flexible and of a trendy design - as worn on tour by Callaway Golf staff players.