Chef's hat construction

Claim 1

A PAPER HAT INCLUDING AN ADJUSTABLE SIZE HEAD BAND PORTION COMPRISING, A RECTANGULAR PIECE OF PAPER STOCK SUBDIVIDED BY PARALLEL SPACED FOLD LINES INTO THREE ADJACENT HORIZONTALLY EXTENDING RECTANGULAR PANELS WITH THE CENTER SUCH PANEL BEING OF GREATER WIDTH THAN EITHER OF THE OUTER PANELS ADJACENT THERETO, THE OUTER PANELS BEING FOLDED DOWNWARD AND UPWARD RESPECTIVELY ABOUT SAID FOLD LINES INTO OVERLAPPING RELATIONSHIP TO THEREBY FORM AN ELONGATED FLATTENED HOLLOW TUBE HAVING A PAIR OF OVERLAPPED PANEL EDGES UNSECURED TO ONE ANOTHER EXTENDING LONGITUDINALLY OF THE TUBE IN ONE OF ITS FLATTENED FACES, SAID TUBE BEING FORMED INTO A LOOP WITH THE FLATTENED FACE CONTAINING THE OVERLAPPED PANELS DEFINING THE INSIDE FACE OF THE LOOP, ONE END OF SAID TUBE BEING DISPOSED WITHIN THE OTHER END FOR TELESCOPIC SHIFTING MOVEMENT THEREBETWEEN, THE INSIDE LOOP FACE BEING MARKED INWARDLY FROM SAID ONE END FOR A DISTANCE ALONG THE HEAD BAND LENGTH IN THE DIRECTION OF THE SAID OTHER END WITH A SEQUENCE OF SPACED INTERVALS CORRESPONDING TO SUCCESSIVELY SMALLER HEAD BAND SIZES, THE OTHER OF SAID ENDS BEING PROVIDED ON THE INSIDE LOOP FACE WITH A SLIT EXTENDING FROM ITS END FOR A LIMITED DISTANCE IN THE DIRECTION OF SAID ONE END TO THEREBY FORM A FLAP, SAID MARKED HEAD BAND SIZE INTERVALS BEING AT LEAST PARTIALLY CONCEALED BY SAID FLAP, SAID FLAP BEING COATED WITH AN ADHESIVE ON THE SIDE FACING THE SIZE INTERVALS AND BEING LIFTABLE TO REVEAL THE UNDERLYING MARKING DESIGNATING THE HEAD BAND SIZE INDEXED THEREUNDER, THE INDEXED HEAD BAND SIZE BEING PERMANENTLY FIXED BY SECURING THE HEAD BAND END PORTIONS AGAINST RELATIVE DISPLACEMENT BY RENDERING THE ADHESIVE TACKY AND PRESSING THE FLAP AGAINST THE INDEXED MARKING.