New Discraft ESP Zone OS putter disc golf disc The disc is a gray swirl and is 173-174 grams in weight. It is a little puddle topped Here is what Discraft has to say about this disc: The Zone OS is PDGA certified BEEF. Introducing the highly anticipated First Run Zone OS from Discraft, Inc - the ultimate utility disc for all your on-course needs! This overstable disc has been in high demand for years and now, it's finally here to take your game to the next level. Boasting impressive torque resistance and an assertive fade, the Zone OS has earned its stripes as a PDGA certified beefcake. Whether you need a disc for forehand throws, spike hyzers, or approach shots, this disc can handle it all even the toughest of winds and terrain. Crafted with precision and care, the First Run Zone OS is available in Z plastic to ensure durability and longevity. Its comfortable grip and aerodynamic design make it a pleasure to throw, while its consistent flight path gives you the confidence you need to make those critical shots. We ship all discs in a box. Thank you for looking!