High elasticity, finest cotton, special fabric  

Can be also used as a sleeping cushion

Using the finest cotton, it has excellent elasticity and round resilience.

There is the effect of posture correction and relieving pain for those who feel back pain due to unstable sitting position such as examinee , driver, office worker who sits for a long time. 

It is made of special outer material that does not easily get dirty and can easily remove contaminants.

Size: 34 x 9 cm ( Inner-26.5cm )