Set of 4 vintage Gispen school chairs with armrests, from the 1950s, origin Netherlands

Set of 4 vintage school chairs with armrests by designer Gispen. From the 50s, origin in the Netherlands. Stackable wooden armchairs with gray steel tubular structure and black resin armrests. Very good general condition, complete screws, stable structure, some traces of use. Ideal for an individual: living room, bedroom, office... or professional: restaurant, bar, hotel, café, waiting room, meeting room, coworking space... Dimensions: width 40 cm. Depth 38 cm. Seat height 47 cm. Armrest height 71 cm. Total height 77 cm.