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[AiR SI] Mattress / Regular (9cm)

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Free for orders above $40

[AiR SI] Mattress Regular (9cm)

[AiR] mattress has a unique three-dimensional wavy structure supported with [Points] that leads you to a good quality sleep. Combined with a urethane material which has excellent cushioning properties, it keeps a natural sleeping posture while distributing the body pressure load.

It is suitable for various sleeping postures, including lying on your back or side, and can be turned over smoothly. It has the effect of prevent blood flow obstructions. It reduces moist sweat and provides a comfortable sleeping environment.

That’s [AiR] which is bringing together the latest advances in sleep science.

■Body pressure dispersion / Keeping sleeping posture

Thanks to a three-dimensional structure surface of urethane material with excellent cushioning properties, the mattress fits smoothly to the body line and disperses the body pressure load. It also has a base that firmly supports the body to maintain a natural sleeping posture. It allows you to turn over smoothly, leading to a comfortable sleep.

■Support with points

By making the surface a three-dimensional wavy structure, a gap between the points is created, this helps to prevent blood flow obstructions on the contact and reduce the burden on the body.

■Excellent breathability

The structure of the urethane promotes airflow, reducing discomfort during sleep. Diffuses and dissipates moisture and sweat. [AiR SI] Mattress has a special three-dimensional wavy structure that deepens your sleep. Enhancing two functions required for a mattress, body pressure dispersion and sleep posture supportive suspension, the mattress promises you a good quality sleep.

・1860 Points (※) Even more points of support:Approximately 1860 points on the surface(※) It does not interfere with blood circulation and relieves pressure. In addition, the base adjusts the sinking of the body to provide a comfortable sleeping environment. (※For Japanese single size)

・3x3 block Even higher cushioning:Independent blocks with a three-dimensional wavy structure of 3 x 3 points hold the body independently. Improved cushioning and fits the body line more firmly. It can be turned over and side sleeping smoothly.

・X Closs Slit More comfortable breathability:Slits crossed horizontally and vertically promote the airflow of urethane, which quickly dissipates moisture such as humidity and sweat. There is less need to dry and dust, and it is easy to clean.

Size 9 x 91 x 190cm (Single)
9 x 107 x 190cm (Super Single)
9 x 152 x 190cm (Queen)
9 x 182 x 190cm (King)
Firmness Regular (140N)
Country of origin Japan
Brand AiR by Nishikawa
Materials Cover: 100% polyester
Lining: 65% polyester 35% cotton
Stuffing: Urethane foam (140 Newton)
Color Black
Product weight About 6.0kg


The shipping fee costs $5 Customers can enjoy free shipping with orders of $40 or more. Orders will arrive within 3 to 5 working days after order completion.


If you have received an item in a damaged/defective condition or have been sent a wrong product, you can return it within 14 days from the time you receive the order. For damaged/defective products, please ensure that the item(s) is in the original condition, original packaging.

If you have received an item different to the one you ordered, the item must be returned in the fully resaleable condition.
If you are returning an unwanted item, please note that all food items are not eligible for return.
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