Berkshire Dressage Letters break the tradition of three sided dressage letters and introduces square cones. The letters and center line letters are silk screened on all 4 sides. They are made of polyethelyne and measure 22" Tall w/16" Base, and include an area at the top for flowers. Also available are Plates that slide onto the bottom of the cone which allows you to add sand for more stability in windy areas.