The 3-way joint gives the armchair great strength – an adaptation of the millennia-old bridle joint once used by craftspeople in building and tool making.
A choice of foam or feather allow different comfort levels and looks. The foam is a more structured appearance, typically used in offices, whereas the feather is informal and inviting, usually specified for hotels and the home.
Arris is perfect for where a high degree of comfort is needed with a relatively small footprint.