Global Malaga low back multi-tilter swivel chair Malaga™ Low Back Multi-Tilter Swivel Chair, Acrylic/Polyester, Black Multi-curved backrest and sculpted seat provide ergonomic comfort and support. Waterfall seat edge helps relieve pressure points on the underside of your legs. Pneumatic seat height adjustment. 360° swivel. Ratchet back height adjustment, dual-action tilt, tilt tension and tilt lock controls. Height and width adjustable arms with oversized, urethane, teardrop shaped armrests. Black injection molded base.