Image source: Moroso — M.a.s.s.a.s. Armchair
© Moroso and the respective rights holders. Quoted to accompany INTEBEE's independent design commentary and research.
M.a.s.s.a.s. Armchair
M.a.s.s.a.s. armchair by Patricia Urquiola on an internal steel frame with removable covers
2012
Official product information
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Description
Overview
Designed in 2012 by Patricia Urquiola, the M.a.s.s.a.s. armchair belongs to the M.A.S.S.A.S. collection. The body is foam injected over an internal steel frame, and the feet are black polypropylene.
Construction
An internal steel frame sits inside injected foam. The feet, in black polypropylene, are screwed into the structure. The covers can be removed, and the fabric is bonded to polyester fiber and polyurethane, so that the upholstery receives special support.
Specifications
- Frame: internal steel, with foam injected over it
- Feet: black polypropylene, screwed to the structure
- Covers: can be removed
- Designer: Patricia Urquiola (2012)
Story
Body and feet
Injected foam over an internal steel frame forms the body of the armchair, which Patricia Urquiola signed in 2012. The feet are black polypropylene, screwed into the structure.
Covers
The armchair belongs to the M.A.S.S.A.S. collection. Its covers come off, and the collection's fabric is bonded to polyester fiber and polyurethane for special support of the upholstery.
More by Patricia Urquiola

Mafalda Armchair
Mafalda armchair by Patricia Urquiola, 2013, with foam over a steel frame and an oak base

Hollow Armchair
Armchair in two drawn sizes with a plastic shell and steel feet, by Patricia Urquiola, 2006

Husk Armchair
Swivel armchair with a recycled Hirek shell and extra-soft capitonné cushions

Dudet Armchair
Patricia Urquiola's Dudet Armchair, 2024: sinuous tubular supports around a roomy seat cushion.

