The new season Crew Neck Base Layer from Callaway will add all the class you need to finish your desired look off. Constructed using Callaway\'s Opti-Dri moisture management Technology which is guaranteed to keep you cool and fresh on the hottest of days out on the golf course. Made with a 160gsm Jersey knit with 4-way stretch, and Swing Tech which provides significantly less restriction and added stretch to maximise athletic movement. All finished off with a classy contrast heatseal chev logo on the lower right sleeve.