This plug pin replacement kit is your easy solution for those lost plugs. And the bonus is that you get the removal key to take the plug back out. From this kit you will get 5 pieces 2 inches air plugs, 5 pieces 1-3/8 inches air plugs, 1 remover and 1 balloon nozzle. Two different length plugs make it suitable for Practice balls, exercise balls, sports balls, jumping balls, gymnastic and sports ball, Yoga Ball, Horse Hopper, Unicorn Bouncer, Balloon, Gym Ball, Inflatable Bouncing Horse, Bosu balance trainer, Pilates ball, constant speed and jump ball. Made of premium quality plastic material, durable and sturdy. Two size universal plugs fits for most gym ball size. Perfect for Pilates balls, hop balls, inflatables therapy yoga stability balance ball. 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 easy to install, it will come in handy. There will no longer deflated items due to missing plugs.