The Hille Ergostak chair is a new modernised chair first introduced in 2021 and is a UK made product. Not only does it achieve all all the essential maintenance-free durability of an all plastic chair, it also responds to the demand for a sleeker and better looking chairs for classrooms in the future. As well as its looks, Ergostak has been designed to achieve high levels of ergonomic postural support than other existing all- plastic chairs on the market. Chairs are available in two choices of seat height and a choice of 6 colours as shown in the drop down options below. Please note this listing is for 30 x chairs. If you would like a variation of colours, please select this option in the drop down box and either state your colour choices in in the notes at point of checkout or email these to [email protected] DELIVERY LEAD TIME: up to 21 days max