The OnCourt OffCourt Dome Cones - Tennis Court Targets (Set of 18) are extremely versatile. Use them for target groupings as well as footwork, agility and balance exercises. Features:Comes in a set of 18 durable conesEach set comes in 3 bright colorsIncludes a convenient storage poleDimensions: 8" wide at base and 3" high. Each cone can support up to 100 lbs.The OnCourt OffCourt Dome Cones - Tennis Court Targets (Set of 18) can be used for countless exercises and drills.