Forevergreen Hedge Slats for 4' Chain Link Fence - MADE IN THE USA! UV stabilized to protect against the harmful rays of the sun. Blue Spruce colored PVC needles. Flame retardant. DESIGN: Core is made with 16-gauge, braided galvanized wire. The needles are made with 3-mil PVC. FENCE SIZE: For most fence sizes. Not intended for use with mini-mesh wire.