PRO-GRADE - Professional landscaper & gardener preferred strap style STRONG HOLD - Strong plastic strap. Each strap includes nail to hold strap to support posts INTERLOCKING DESING - Straps lock into themselves, pull to tighten then hammer a nail through into support post. LENGTH - Each strap is 32" INCES LONG MADE IN THE USA! - SEE IMAGE TWO FOR INSTALLATION INSTRUCITONS! One Stop Outdoor 10-Pack Universal Tree Ties 32" - Professional Gardener Style Self Locking Includes Nail SEE IMAGES FOR INSTRUCTIONS!