Indoor and Outdoor Use:Versatile they can be used indoor and outdoor.Used for climbing frames tree houses playhouses a fence or inside on a bunk bed.Protect your child's safety in entertainment. Finger Indentation Non-Slip Design4 finger indentations designed to provide comfortable grip for small hands.Make gripping even easier and comfortable.Perfect for adding that extra element of safety to your little one's play equipment. Manufacturered by Dolibest. Easy to InstallSupplied with 4 wood screws (2.2 x 0.23'') and 4 washers.Hexagon screw head design can be installed directly with a wrench or electric drill and the installation is more convenient. Satisfaction Guarantee:Recommended for Ages 12+. If you are dissatisfied with any reason return your order for 30-Days for full refund. Keeping you satisfied and providing you with the friendliest customer service is our number one goal. Better products and the best in customer satisfaction.US Patent Pending. All Rights Reserved. Durable and Strong:High quality plasticEco-friendly materialsSafe and non-toxicLong-term non-fading.Heavy duty metal reinforcement both ends ensure to hold up to 400LB.