The Certilogo code will allow anyone, before or after the purchase, to verify the authenticity of the product. The service, immediate and easy to use, is available in ten languages. To authenticate your Longoni products, simply enter your CLG code shown on the holographic label or photograph the QR-code with your smartphone. The best tip on the market is worth nothing without the control that chalk is able to offer. This creamy chalk sticks extremely long at the tip, shot after shot. In order to guarantee a high level of quality this particular chalk is produced in very limited quantities only. This outstanding product has been developed by LONGONI years ago to satisfy the demand of the world elite of billiard and pool players, searching for the "perfect" chalk.

Body Shape: Round. Item Weight: 0.15 Pounds. Ink Color: Blue. Brand: Blue Diamond. Batteries required: No. Is Discontinued By Manufacturer: No. Best Sellers Rank: #39,559 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 308 ratings 4.7 out of 5 stars. Item model number: 43483-36531. : B071YBJZ8J. Item Weight: 2.4 ounces. Package Dimensions: 4.45 x 2.24 x 1.14 inches.