The TACT is an economical three dimensional knit back chair that combines lightness, aesthetic and comfort. The knit back is available in 8 standard colors and over 50 additional colors on demand. The chair is built with the ADI Suspension technique on the seat and offers a wide variety of options, such as 3 seat sizes, an adjustable lumbar support, memory foam on the seat and many models of adjustable arms and mechanism. Enough to meet the most demanding user.