Natural Catch Plus controls fruit flies with a safe, easy-to-use, non-toxic, patented design. Made of FDA approved food grade material, Natural Catch Plus is effective for 30 days. Convenient and Versatile, Natural Catch Plus works anywhere fruit flies are a problem. The patented design allows easy use within displays or stands freely on countertops or in display cases. Effective, Natural Catch Plus works! It is simple, safe, and economical. If your bar or restaurant is experiencing a fruit fly problem, then Natural Catch Fruit Fly Traps are a must!