The Companion Annex Matting 2.5m x 4m is made from a strong anti-slip PVC material which is great for flooring under gazebos, annexs and awnings. The easy clean flooring that protects the grass underneath while keeping your tent or annex clean. Available in pre-packaged sizes in a convenient zippered carry bag with carry handles. Allows water and air to reach the grass below for continued growth while still providing a firm supportive floor on a variety of surfaces. This matting keeps dirt, stones and grass out and is made from anti-slip PVC material reinforced with polyester twine that is easy to clean and mould and mildew resistant as well as being UV resistant.