ReadyGrass Vinyl Mat is ideal for model train layouts, architectural models, school projects, arts and crafts, slot cars, collectible houses, military models, and more. This durable vinyl grass mat is moldable, non-shedding, non-staining, and removable. Use a heat tool to form a hill, mound, or valley, or simply scrape the turf to create space for roads and water areas. It can be permanently mounted or used repeatedly. 25'' × 33'' roll.