1.EASY INSTALLATION: No need additional stake .Just stick it into the ground simply !for the bottom is not very sharp, please make the ground soft or wet, then insert it. 2.RUST FREE ALUMINUM:The CLEAN UP AFTER YOUR DOG signs are used thick rust free aluminum, it has a great water and chemical resistance. 3.DURABLE INK PRINT :Eye-Catching and Professional designed to attract people's attention. 10" x 14" in size the bold golden font letters contrast with the black background will catch the attention of dogs’ owner. 4.PERFFECT SIZE: 10X14inches perfect size for the grass lawn,the message can be get across and do not detract from the landscaping.