The All-Pro 42 gal. Contractor Clean-Up Bags resist punctures and tears and come in a convenient dispenser box. Tie-top flaps make the bags easy to close. There are 20 bags per roll, and 2 rolls per box.Industry standard 42 gal. 3.0 Mil, Heavy Duty, Contractor grade can liners are provided in attractive and functional packaging with all necessary details for show room sales. Cases include convenience carry handles, perforated dispenser cut-out, barcode, imperial and metric labeling.