When the game is "on the line," make your mark with the Fundex® Chalk Line ExpressTM! A compact and portable Chalk Line Marker! Easily lay down the lines of any playing field effectively and affordably. Simply snap the tube holder together and insert the spray chalk canister. Then roll the Chalk Line ExpressTM while squeezing the trigger for even, steady application.The specially designed wheel system keeps track of the distance as you walk. Package includes 12 oz. spray chalk and booklet of official field measurements. Chalk is safe, non-toxic, non-permanent and washes off with soap and water. Each can sprays about 200'. Great for grass or pavement. Measures 2 1/ 2 x 6 3/ 4 x 37" h., weighs 15 ozs.