| 摘要 |
A lumbar support and comfort feel adjustment device. The device is an airtight bag-like structure with various sized rib like sections inflated through an airline whilst attached to or inserted inside mattresses of all forms of manufacture, including seating and innerspring mattresses. By inflation and deflation of air into and out of pockets via inflation nipple, support to the lumber area and the comfort feel, varying from soft to hard, is adjusted as the user requires.
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