Abstract: A seat comprising a back support portion (100) with adjustable surface profile, comprising an adjustable core column (101) arranged along the height direction of the back support portion (100) and comprising a plurality of holders (110, 210, 211, 310, 410) and a plurality of side members (120, 220, 221, 320, 420) fixed to the holders (110, 210, 211, 310, 410) and extending substantially in the width direction of the back support portion (100) such as to profile the surface of the back support portion (100).
Abstract: A seat comprising a back support portion (100) with adjustable surface profile, comprising an adjustable core colmnn (101) arrangedalong the height direction of the back support portion (100) and comprising a plurality of holders (110, 210, 211, 310, 410) and a plurality of side members (120, 220, 221, 320, 420) fixed to the holders (110, 210, 211, 310, 410) and extending substantially in the width direction of the back support portion (100) such as to profile the surface of the back support portion (I 00).