WRITWAA 5pcs Golf Green Cup Rings: Portable Golf Putting Green Hole Cup Rings, Training Aid Accessories for Outdoor, Backyards(White)

["DURABLE HOLE EDGE PROTECTION: Specially designed to shield golf hole edges from soil wear and erosion, extending the life of your putting green","HIGH-VISIBILITY WHITE FINISH: Bright white color enhances visibility on the green, improving aiming precision and putting accuracy for players of all skill levels","LIGHTWEIGHT YET STURDY: Made from quality plastic (4.13 x 4.13 x 0.78 in) that's easy to handle and position, yet durable enough for regular course use","VERSATILE PRACTICE APPLICATIONS: Suitable for professional golf courses, outdoor driving ranges, and home putting practice areas","EASY INSTALLATION & REMOVAL: The simple, embedded design requires no tools. It can be quickly installed or removed as needed for court maintenance or practice"]