The Foss Floors Modular Mat Hobnail Carpet Tiles are the ultimate customizable mat solution. These carpet tiles each are 18 in. x 18 in. and can be arranged in different ways to fit your space. You can make runners, place at entrances, split to make smaller mats, or even use several boxes to carpet your garage. These tiles each feature a premium self-stick adhesive backing to keep them in place. The pieces can be cut to fit and are guaranteed to never fray, zipper or unravel thanks to our DuraLock fiber locking system. The modular mat is made from a heavy-duty solution dyed PET fiber derived from 100% purified recycled bottles that naturally resists stains, soil and fading. You don't have to make do with a "standard size" mat anymore. You can create your perfect mat with modular mat!