Endless adjustment options, different back heights and seat sizes and a variety of fabric and leather options make the Terra Task Chair Stand out. The Terra Midback is your classic task chair, but with the best materials, ergonomics and construction. Thick, high density foam create a comfortable seat and supportive back. Simply slide the back of this chair up or down to create the ideal lumbar support. Choose from three different seat sizes. Options range from basic configurations with fixed arms and minimal adjustments to a deluxe model with all of the bells and whistles. For optimal comfort and support throughout the workday, the Terra is a great choice.