Works equally well in hard or soft

MANUFACTURERS PART NUMBER X-830

VOLTAGE              4 0

it is lightweight and easy-to-clean

Billups Ergonomic Mesh Task Chair Color:blue Works equally well in hardBillups Ergonomic Mesh Task Chair SKU: ZPCD6914 Mesh Backrest The transparent mesh back allows air to circulate, keeping you cool no matter how high the pressure gets. Built in lumbar support helps prevent back strain. Adjustable Easily adjust the seat's back angle, seat height and tilt angle using three paddle mechanisms conveniently located under the seat. Height adjustable padded arms take the pressure off your shoulders and neck. Heavy Duty Base