Doortex heavy duty open-top anti-fatigue mat provides a highly effective all-weather outdoor entrance mat solution. The drainage hole design allows snow and water to flow through to retain the mats effectiveness. Heavy duty rubber construction gives excellent stability either in home or business environments. These mats are excellent with moisture and dirt removal. Rigid construction allows effective scraper surface for removing dirt from footwear. Not advised for indoor use Features: Durable and hard wearing rubber with 75% recovered content. Extremely versatile for use anywhere that you need anti-fatigue and dirt / moisture removal capabilities The honeycomb style hole structure enables excellent scraping of foot wear to remove dirt, debris and moisture The open-top design traps dirt and moisture, allowing it to fall to the floor below. Also highly effective as an outdoor entrance mat Natural rubber structure provides the perfect combination of durability, slip resistance and comfor