These push buttons are simply ingenious! Opening or closing your hula hoop has never been so easy. The nylon head is sturdy and super easy to push down. If you’re familiar with the sluggish metal push buttons and have had trouble opening your hula hoop a time or two, you’ll love these push buttons.
Usage: 16, 19, or 20 mm hoop pipe (Polypro, HDPE or PE-HD pipe)
Material needed: a HSS drill (metal drill) with a diameter of 5 mm.