Matscape Lawn, Garden, Landscape Edging Ring (Black Plastic, Set of 2, 28 Inch in Diameter) This listing is for 2 Matscape Mats. Each Mat is 28" overall diameter...Fits trunk sizes 2" - 12" Mats are a great protection to tree trunks from lawn mowers and trimmers. Lets air, water and fertilizer IN... Keeps weeds and grass OUT Our Unique, Pat. Pending, Newly Designed Mat is a Protection System... a Soak-er... a Planter and a Zero-scape. Made in the USA