The materials most used are wood and steel, like in the airport chair stainless 3. They are both stable and strong materials for waiting benches and chairs. Wooden waiting room chairs are common in salons, where the vibrant color of the wood can be coupled with a colorful cushion and upholstering. They are also popular as modern office guest chairs for homes and outdoor environments. Dental and medical office waiting room chairs generally use more tamed and neutralized colors. As is characteristic of black waiting room chairs.