Give your favorite tree a fighting chance with this 18" coco fiber mat! This durable mat protects the tree's base from mowers and keeps down weeds while allowing for water, air and nutrients to seep through. All this, while giving your yard an attractive, well-maintained appearance. The best option for small trees and shrubs to give that clean-cut, ornamental look. This tree mat is made from 1/2" thick all natural coco fiber with natural latex binder, and is durable enough to last for years.