a foldable liner having projections and spaces for organizing and positioning the instruments, devices, handpieces and consumables, {HEAD ~ said foldable liner} constructed and arranged for {TAIL ~ attachment} to said first and second platform sections in both said first folded position and said second unfolded position; and 
arranged for
a foldable liner having projections and spaces for organizing and positioning the instruments , devices , handpieces and consumables , { HEAD ~ said foldable liner } constructed and arranged for { TAIL ~ attachment } to said first and second platform sections in both said first folded position and said second unfolded position ; and
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