This official's platform for outdoor volleyball games, can be placed safely and securely into the sand. With special sand skids instead of wheels, it won't sink into the sand. The platform easily attaches to the volleyball net poles with an integrated ratchet-style clamp. It's adjustable in 1" increments, from 47" to 53"H so officials can work at all net levels. Includes 1" thick padding to protect players and the platform. Padding meets NCAA, NFHS, and USVBA standards.