It's no longer difficult to inflate the balloons in the same size. You can easily create some size balloons with help with this balloon sizer. Colour: pink+silver Material: aluminum alloy Package Contents: 1 x Measurer Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.