Features: Golfs automatic putting cup is make of plastic, Enduring, light weight and portable. The designs of nonslip mat on the bottom prevents the Golfs auto putt returner moving. Allowing you to practice on any flat surface to help you improve your Golfs putting skills. This Golfs putting cup adopts a returning designs, The auto sensing impactor can automatically bounce golfball back to you when the golfball hit. Using the portable tool within Golfs practice when teeing down or for perfecting swing at indoor can immediately identify bad postures. Great for practice at indoor, office, and bring along when you travel or take it to parties to spend time with others. Specifications: Materials: Plastic and Hardware Size: As Shown in the Picture Package Includes: 1set Portable Putting Practice Trainer note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color of the item.