ROBUST & HIGH QUALITY - Our volleyball coaching supplies has a smooth surface for easy writing and wiping, its waterproof, durable, long-lasting and high quality. Unlike other volleyball clipboard for coaches that can be ruined by rain, dust, sweat or wear and tear. DOUBLE-SIDED DESIGN - This dry erase volleyball coaching board is double sides with a full court on the front and a Volleyball Rotation Wheel with a box score line up on the backside to help coaches get a clear picture of the full volleyball play board. ULTIMATE COACHING TOOL - Our volleyball clipboard dry erase for coach comes with a high-quality metal chain ring carabiner to allow for a 360° swivel, making it easy to communicate, organize and optimize game plans and strategy throughout the game. ERGONOMIC DESIGN - Our extra-large volleyball accessories whiteboard for coaches comes with 2x dry erase markers, built-in marker holders and a strong handle for easy carrying, VERSATILE USAGE - You can utilize this volleyball score book for coaches to strategize for multiple sports, including softball, tee-ball, kickball and one-on-one training sessions, making this sports board particularly convenient for multi-sport coaches