type that supports your Lumbar lumbar cushion by a physical portable [Large back] pillow, [Supervised therapist] Shinkansen, airplane, office, air,

[Supervised by a physical therapist] We develop our products together with physical therapists, who are experts on the body. The large size makes it comfortable for both men and women to use on long journeys such as airplanes, bullet trains, buses, trucks, and cars. [Large size, 37cm in height] A typical air cushion for the lower back is about 31cm in height and cannot support the back. Our cushion is about 20% larger than a typical cushion. It supports from the lower back to the back. [Hygienic] Air type cushions are often inflated by mouth, which is not hygienic. Our cushions have a built-in pump, so they do not come into contact with the mouth and are very hygienic. [Just spread it out and it's ready to use in 30 seconds!] Just spread it out and pump it! It can be used in about 30 seconds. You can use it at your preferred hardness. (*Please be careful not to overinflate) [Reliable Japanese brand, 1 year warranty] Our store inspects, packs and delivers products through a specialized inspection company. If you experience any problems during use, such as no air flow or fraying of the fabric, please contact us. Our Japanese staff will respond to your inquiry with sincerity. [Size] 370 x 400 mm [Color] Gray [Supervised by a physical therapist] We develop our products together with physical therapists, who are experts on the body. The large size makes it comfortable for both men and women to use on long journeys such as airplanes, bullet trains, buses, trucks, and cars.