NEW ITEM. The perfect modern golf windshirt with stretch and ZR Motion-Tuned features for an unhindered swing. Backspin fabric is a water resistant, windproof woven fabric, with a matte finish exterior surface and slick interior, so it slides easily over other layers. Patented Motion-Tuned technology provides comfort and full freedom to swing, including Expansion Back pleats. Comfortable collar and full front zip with interior storm flap. Hand pockets for storage of essentials. Clean, modern styling, with elastic at sides and cuffs for fit and comfort. vailable in Black, Dark Sky, Heirloom Purple and Platinum.