The writing table is equipped with polypropylene writing board and oval structure made of steel varnished with epoxy powders. The base is provided with four anti-slip feet and four plastic bumpers. The fixed tables and the tables on castors THEOREMA are made of tubular steel varnished with epoxy powder. The structure has also plastic bumpers at the base; the version with swivel castors has two back brakes; the fixed version has nonslip link block. The version with castors is advised for relax armchair; the fixedversion can be used with chair or stool.