Pet Waste Station, Everything Included, Plus 400 Bags Free! PNPS-600 (PWC-022) Commercial-grade, all-Aluminum dog waste station with a steel post. Pinch-N-Pull design allows for an EASY, ONE-HANDED tear off! Includes everything needed to get started, including your first supply of bags (400) and liners (30)! 100% Aluminum - Won't fade, crack, or rust! Classic look, durable, and easily identifiable.