The first 1 piece Chair that conforms to EN1729 Parts 1 & 2 In the UK. The new TITAN classroom chair... Available in 6 height options. Sizes 1-4 are available in Red, Blue Green & Yellow from stock, Grey Charcoal & Burgundy to order (6-8 week delivery). Sizes 5 & 6 are available in Charcoal, Blue Burgundy & Grey from stock, Green Yellow & Red to order (6-8 week delivery).