CONVERTIBLE ENTRANCE MAT - RECTANGLE FRAME - 20 LB RUBBER FRAME ONLY - At a hefty weight of 20 lbs, these convertible entrance mats are built to stay in place and provide long lasting durability. These mats are a part of a Two-Piece system. These frames provide the base for your coir refill mats (compatible with the 24x24" round core inserts). Note: This is for the mat frame only and the core insert is sold separately. The frame is non-slip and safe for your floors. Use it inside or outside. It prevents moisture leaks and works in all weather. Coir (sold separately) 100% Natural coir fibers and a non-slip backing providing extra durability; Strong bristles wipe away and capture moisture, dirt, mud, snow and other unwanted particles from your shoes keeping your home cleaner; Mat is designed to trap particles from the surface and keeps them below it to ensure cleanliness. Whether your guests have 2 feet or 4, keep your home clean with a mat made of coir! The prints do not fade and are long lasting. Our printed door mats are a stylish option for trapping the dirt from everyday foot (and paw) traffic before entering your home. SIZE & FRAME: The 4 Cats & Dogs outdoor doormats are available in two sizes 27 x 39" Rectangular Convertible Entrance Mat and 27 x 43.5" Round Convertible Entrance Mat. The core refills or coir is also available in 24 x 24" Round Coir and 24 x 36" Rectangular Coir.