Create Your Own Backyard Basketball Court: Easily outline a half-court with this kit, including free throw line, top of the key, and three-point line for home use. Ideal for Outdoor Surfaces: Designed for asphalt or concrete, this marking kit helps establish basketball or pickleball courts in parks or backyards with precise adjustments. Customizable and Versatile: Adjust line width from 5 to 15cm for accurate markings, with ergonomic handles for easy control of straight lines, arcs, and irregular designs. Easy to Use: Attach a paint spray bottle and use the drawing tool to create shapes effortlessly, with three positioning options for versatility on walls and corners. Multifunctional Applications: Suitable for marking pickleball courts, police lines, parking lots, playground tracks, driveways, and crosswalks, offering broad utility.