The solution in folding boats is to place air bladders in the sides of the boat between the hull skin and the skeletal framework of the boat while maintaining as close to {HEAD ~ the ideal mattress shape} and the proper orientation required to control {TAIL ~ flex} of the air bladders 
required to control
The solution in folding boats is to place air bladders in the sides of the boat between the hull skin and the skeletal framework of the boat while maintaining as close to { HEAD ~ the ideal mattress shape } and the proper orientation required to control { TAIL ~ flex } of the air bladders
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