It’s made of plush fabric, and though ivory is the only color available online, the site mentions that additional fabrics and special order options are available in Gardner White furniture stores.

Next low backed lounge chairs are available in two back heights ... and finished in polished aluminum, white or black, and a 4-legged solid ash wood base.

View from the from, the chair resembles an "O" shape ... Wilkhahn offers eight Occo lounge models with a low seating height. These come with a choice of two backrest heights and upholstery ...