Keep the chickens out of your mulch! This tree ring can be used with or without polypropylene netting, depending if you need to keep your chickens from kicking the mulch all over the yard. No chicken? No problem. Just print 16 sections and press them together. The tongue and groove design allows for accurate assembly. One single larger hole in each sections can allow the user to stake the section to the ground with 10" landscaping nails.