https://www.ton.eu/en/products/detail/ironica-chair/#g42p14165.g43p2940 
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ironica chair
The simplicity, retro style and variety of available colors allow Ironica chair to become an interior solitaire. The back part is made of seven hand-smoothed bars holding the bent backrest. This chair is easy to combine with its namesake table.
Dimension:
Width 17,3" / 44cm
Depth 18.7" / 47,5cm
Height 33,2" / 84,5cm
Seat Height 18" / 45cm

https://www.ton.eu/en/products/detail/18-chair/#g42p9843.g43p2940 
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18 chair
This chair was introduced in 1876. A backrest is filled with manually bent rod that copies the outlines of the backrest.
Dimension:
Width 16" / 41cm
Depth 20,2" / 51,5cm
Height 33" / 84cm
Seat Height 18,1" / 46cm