MULTIPLE SIZES & MULTIPURPOSE: Choose from 9 sizes as your need. This utility dust floor mats can be used as indoor doormat or as an exterior door mat for an doorstep, hallway, entryway, outdoor rug kitchen, bedroom, patio, stoop, threshold or porch. DIRT CATCHING & EASY CLEAN: The dirt trapper door mat powerfully catch dirt so that it doesn't end up on your floors or in your carpets....