SitLay Chair / Multifunct. Seating Furniture

How to combine the needs of sitting and lying in an object with the inclusion of design requirements, technical conditions and the condition of production?
The bar stool and the deck chair are adjusted to the ergonomics. The folding of the chair allows a self-developed fixed pivotal point, which can be rotated with references to two axes. Plywood-beech and nappa leather are used as materials.Both have a high haptic quality. To save material the plywood is milled in several individual pieces which are glued together.