AirStream Practice Golf Balls (Wiffle Style) Bulk Boxes * Ball Size: 1-5/8" diameter. Weighs 1/4 oz. * Available in 3 Sizes (240, 120, 60) & 2 Colors: (Orange, White) * These golf balls can also be used to practice full swings with any club. They are perfect for backyard training because they will never go to far due to the lightweight perforated design. * Perfect for practicing your game in and outdoors, Great way to improve your short game in small places.