Students' chairs (multi-year classroom groups) JUMPER Air Level Student’s chair for ergonomic seating in multi-year classroom groups. JUMPER Air Move Student’s swivel chair for ergonomic seating in multi-year classroom groups. JUMPER Ply Level Student’s chair for ergonomic seating in multi-year classroom groups. JUMPER Ply Move Height-adjustable student’s swivel chair for multi-year learning. Level-LuPo The ergonomically designed students' chair for multi-year classroom groups. Level-VF The ergonomically designed students' chair for multi-year classroom groups. PantoMove-LuPo Star-foot chair – the ergonomic seating solution for multi-year classroom groups. PantoMove-VF Star-foot chair – the ergonomic seating solution for multi-year classroom groups.