
O. Armchair
O.
Armchair by Marcel Wanders for Moooi turns seating into a large, open ring that rocks with the sitter’s movement. The Naked version is made from polyethylene for indoor or outdoor use, in Concrete, Light Grey or Terracotta. Its circular body measures 164 cm across; the base requires sand or gravel ballast during assembly to complete the design.
Every detail, considered.
- Brand
- Moooi
- Designer
- Marcel Wanders
- Design year
- 2016
- Descriptor
- Polyethylene ring armchair for indoor or outdoor use
- Seat height
- 15.4 in
- Materials
- 0164.6 inch open ring
The polyethylene body creates a circular seat that rocks with movement.
- 02Sand or gravel ballast
The base requires added ballast during assembly to complete the seating structure.
An open polyethylene ring forms a rocking seat for indoor or outdoor use.
The O. Armchair by Moooi has a 64.6 inch diameter and a 16.5 inch depth. This unupholstered version uses the molded body as its seating surface. Sand or gravel must be added to the base during assembly to provide the specified ballast.
Generated by AI from the manufacturer's specifications and product data. Confirm details with your consultant before ordering.

Expressive Dutch design in lighting, furniture and interior objects, combining imaginative forms with distinctive material experiments.
Marcel Wanders
Marcel Wanders is a designer from Boxtel in the Netherlands. His Knotted Chair for Droog Design brought international attention to his work in 1996. He has collaborated with furniture manufacturers across Europe, developing objects that draw on historical references, cultural differences and decorative traditions.
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Make sure it fits. Then make it yours.
Before you commit to the O. Armchair, our studio checks it against your space and walks you through every finish it comes in.
- Footprint checked against your floor planPlus doorways, stairs and clearances
- Leather, fabric and colour chosen with youand more, in the showroom
- We manage the order for youFrom the factory to your door
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