Rubber Tree Ring, 24" Diameter, Set of 4, Redwood Give your tree beds a well-maintained look 365 days a year with our eco friendly recycled rubber tree rings. Prevents erosion, compaction and fungal growth while conserving moisture with weed fabric. Rubber tree rings take minutes to install for years of maintenance-free landscaping. Conserve moisture, eliminate yearly re-mulching and stop weed growth that robs trees of nutrients and moisture. Also, prevents erosion, compaction and fungal growth. You can mow right over it! No more scattered mulch. Installation Instructions: If necessary, use a utility knife to cut the center hole of the tree ring approximately one inch in diameter larger than the trunk of the tree. Place the rubber tree rings around the base of the tree and remove any grass covered by the tree ring. Remove approximately 1/2 inch of soil where the tree ring will be positioned. Place the landscape tree ring around the tree and if necessary use a weed mat anchor pin to secure the seam. Made in the USA!