Description:

【High quality material】: This Donut Pillow is made of high quality PVC material,sweat absorbent, breathable, and dry.
【Ergonomic Design】: High quality Inflatable Pads, ergonomic design, comfortable to use and better protect your body parts.
【Strong load bearing capacity】: The portable Seat Cushion has strong load bearing capacity, is high quality, and can be used for a long time.
【High Quality】: The multifunctional Tailbone Pillow is firm and strong, does not easy to leak air, is easy to use, and has an inflation nozzle, which is convenient and easy to inflate.
【WIDE APPLICATION】: Our Cushions for the Butt is suitable for most elderly people, sedentary people, and more, and suitable for many occasions, such as office, school, wheelchair, and so on.

Size Chart:

120mm: outer diameter 10cm/3.94inch, inner diameter 5cm/1.97inch, thickness 3cm/1.18inch
200mm: outer diameter 18cm/7.09inch, inner diameter 7cm/2.76inch, thickness 4.5cm/1.77inch
250mm: outer diameter 23cm/9.06inch, inner diameter 10cm/3.94inch, thickness 7cm/2.76inch
300mm: outer diameter 27cm/10.63inch, inner diameter 11cm/4.33inch, thickness 8cm/3.15inch
350mm: outer diameter 32cm/12.60inch, inner diameter 13cm/5.12inch, thickness 9cm/3.54inch
400mm: outer diameter 36cm/14.17inch, inner diameter 15cm/5.91inch, thickness 10cm/3.94inch
450mm: outer diameter 40cm/15.75inch, inner diameter 16cm/6.30inch, thickness 11cm/4.33inch

Package Includes:

1 Donut Pillow
1 cushion accessories

Note:

Please allow slightly errors due to manual measurement and different monitors.