The plug is suitable for yoga ball, balloon, fitness ball, balance training device, ball, swimming circle, bed, inflatable needle, air pump accessories. It is made of environment-friendly plastic, durable, solid plug better than hollow plug, , not easy to leak. Features - Color: White. - Material: PP. - Size: 6.50X2.50X0.30cm/2.55X0.98X0.12inch. - The exercise ball plug is made of plastic, which is durable, not easy to break, reusable, small in size, light in weight and long in service life. - Light material, small size, easy to carry around, exercise ball plug remover tool suitable for a variety of inflatable needs, can use it anytime, anywhere. - The kit really makes it easy to remove the plugs and the plugs work great as replacements for yoga ball stoppers. They fit perfectly and are easy to install, it will come in handy. - Fits for most gym ball sizes: Exercise ball plug kit includes 6 air plugs, 6 removers. - Exercise ball plug is the assistant for most kinds of inflatable products, such as fitness ball, handle ball, jump horse, yoga ball, inflatable bed. Package list: 6 x Pullers 6 x Stoppers