Perfect plant risers for pots indoor will give your plant the lift to save the surface underneath. You won't need to add a mat because this is similar to a mat to give it lift and also for drainage. It is a short plant stand. Floor plant protector can be widely used to placed on table or floor in any room which will help to protect your floors from dirt or scratches by elevating your pot off the floor deck. Surface savers for potted plants measures in 15.35inches in diameter,down under plant stand gives your potted plants a lift off the ground. Perfect for flowers, plant, herbs or anything you can grow in a flowerpot.