A fine wooden box, can be put into the bag! Square-Putting Trainer (SPT-500): Can immediate effect for you to know what your putt face angel is during the putting process. To distinguish and declare objectively your putting face and angle-Square, Open or Close. Tunable-Criteria for all levels'players. Easily exchanged for the left-handed. More exercise methods to choose. Hand Grip (HG-001) Two methods for practice: Used separately & bound on a club. Fit for every club in your bag. Metronome & Rocker Detector (MRD-200): Two action modes: Sounds/ Vibration. A Metronome helps you have consistent tempo and consistent ball striking. A Rocker-Detector detects Upswing and Downswing. Two functions can work together or simultaneously. Follow-Through Responder (FFT-100): Helpful to imitate exactly the world's top players' follow-through. Functions Scorer(FS350) 18-Hole-Par set for any standard golf course in the world. To note Shots, Putts and Hit-Fairway for a hole At the same time to note total score total putts or total fairway-hits etc. Helpful for beginner to learn golf