To play your best golf in the cool spring months your top priority is to stay warm & comfortable, when your cold you're stiff & less flexible, this leads to higher scores that could be avoided. The Callaway Swing Tech Vest is perfect for addressing these problems. This versatile vest from the new Callaway range is just perfect for the cool, windy days out on the golf course. Lightweight & thermal properties provide warmth but without all the bulkiness of a big heavy jacket.