Develop gross motor skills and enhance bilateral coordination. Made with smooth 3/4" dia. horizontal rope and 1/2" dia. vertical rope, interlocked to stay in place. Nets available in a variety of sizes below, with either 9" or 11"sq. openings. Includes installation instructions and User Guide. For additional nets with 11”-square openings, see W612, W621, and W677. For nets with 9”-square openings, see 8503 and 8509.