This is a set of "Balance Ball Air Puller + Air Plugs, 2-piece set, Pins, Plugs, and Plug Remover." This is a set of pins and a pin remover for balance balls and similar items. The pin remover makes it easier to remove the pins, and the plugs are spares in case of pin damage. You don't have to buy a new balance ball just because the pin is damaged or lost. 【Product Details】 Color: White Size: Puller 6.5cm x 2.5cm, Plug 5.2cm x 1.16cm Weight: Puller 4.4g, Plug 0.9g x 2 pieces *Please note that there may be slight variations as the actual product was measured. Also, the last image is a picture of the actual product, so please check it along with the detailed images.