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A Distinctive Three-Dimensional Cross-Slit Structure
Supporting the Trunk of the Body While Asleep
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The AiR SI Mattress is designed with a distinctive three-dimensional cross-slit structure that supports individual daily self-maintenance. It realizes a comfortable sleep environment regardless of whether sleeping on one's side or back, providing a balanced support a sleeper needs to wake feeling invigorated after a restful night's rest.
Comparison of Body Pressure Distribution
Using data compiled by a body pressure distribution measuring instrument, the red parts in the lower back indicate a high level of body pressure while at rest.

[AiR SI] lying on the back

Conventional mattress lying on the back

[AiR SI] lying on the side

Conventional mattress lying on the side
Concept Movie
Bedroom image (Medium Firm)






Bedroom image (Firm)




AiR SI Mattress Reviews
AiR SI Mattress (Medium Firm)

Twin (3.5 x 38 x 75 inch) $2,000
Full (3.5 x 54 x 75 inch) $2,500
Queen (3.5 x 60 x 80 inch) $3,000
King (3.5 x 76 x 80 inch) $4,000
Color: Black x Red
AiR SI Mattress (Firm)

Twin (3.5 x 38 x 75 inch) $2,500
Full (3.5 x 54 x 75 inch) $3,000
Queen (3.5 x 60 x 80 inch) $3,500
King (3.5 x 76 x 80 inch) $4,500
Color : Black x Blue
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