Professional UK made ergonomic chair, compliant with DSE Health & Safety regulations, Upholstered seat with memory foam and upholstered back, Inflatable lumbar support, Heavy-duty synchronised seat slide/back tilt and tension control, Independent back tilt, Gas lift seat height adjustment, Adjustable seat depth & backrest height, 4-way adjustable arms, 360° rotation and quality castors, Fire retardant materials and foam compliant with BS5852/5828/7176/CRIBBS & CMHR, Multifunction headrest (optional extra), 5 Year Warranty