Easily washable and reconstructable mattress

Claim 1

Washable reconstructable mattress, comprising a flexible tick of substantially parallelpiped shape when filled and having a lengthwise extension, a widthwise extension and a thickness extension, the tick having further a top and a bottom cover portion with peripheral edges and a peripheral flap portion extending over the sides of the tick and detachably connecting said peripheral edges of the top and bottom cover portions to allow at least one of said top and cover portions to be opened for insertion therein and extraction therefrom of stuffing elements, inserted within said tick juxtaposed independent prismatic stuffing elements of square cross-section and having its longitudinal extension extending over the entire widthwise extension of the tick and having the length of a side of said square cross-section corresponding to said thickness extension of the tick, each of said stuffing elements comprising a reticulate enclosure surrounding a prismatic space corresponding to the shape of said prismatic stuffing elements and within said reticulate enclosure a first stuffing material of selected thermal properties filling a portion of said space surrounded by said reticulate enclosure, said space portion extending over the entire longitudinal extension of the prismatic stuffing element, and leaving free the remaining superposed portion of said space likewise extending over the entire longitudinal extension of the prismatic stuffing elements and within said remaining space portion a second stuffing material of different thermal properties as compared to said first stuffing material, thereby to obtain a stuffing element having two layers of different stuffing material and allowing the stuffing elements to be selectively rotated at least once through 90° with respect to each other in order to expose towards the top cover portion of the tick selectively the desired stuffing material of each stuffing element.