eXtreme® ENTRANCE MATTING - DOORWAY MATTING - RIBBED HEAVY DUTY ENTRANCE MATTING - BARRIER MATTING MAT 2m Wide : Amazon.co.uk: Home & Kitchen
Amazon.com: UNIMAT 4x6 Doormat - The Perfect Waterproof Welcome Mat for Your Home or Office with Dual Ribbed Rubber Backing (Charcoal) : Patio, Lawn & Garden
Ribbed, Indoor, Entrance Mat - 45WK97|117S0320CH - Grainger
Goodyear "Fine-Ribbed" Rubber Flooring -- 3.5mm x 36" x 10ft - Black - 36x120 - Overstock - 32756047
Ribbed Entrance Matting - Pocklington Carpets
TrafficMaster Enviroback Charcoal 60 in. x 36 in. Recycled Rubber/Thermoplastic Rib Door Mat 60-443-1902-30000500 - The Home Depot