Made of pp. Plant pot feet on all pots or planters. Durable and reusable. Easy to use, just slide the Pot Toes under your pots or planters. Easily adjusts to hide beneath pots with 6 to 12 inch base by simply cutting off the ends of its supporting arms. Works on all pots or planters regardless of shape and size up to 500 lbs. These plant feet will provide proper drainage for all your favorites outdoor plants. The feet keep your pots elevated, which means water can flow through your plant pot without staining your patio slabs, decking or tiles.