INTERION 8-WAY ERGONOMIC CHAIR - VINYL INTERION BY GLOBAL INDUSTRIAL ULTRA ADJUSTABLE ERGONOMIC VINYL CHAIR ALLOWS PERSONALIZED POSITIONING FOR DAY-LONG COMFORT AND IMPROVED PRODUCTIVITY. EXTRA THICK 3-1/2 PADDING FEATURES EASY TO CLEAN VINYL UPHOLSTERY. WATERFALL CONTOURED DESIGN HELPS REDUCE STRESS ON YOUR KNEES AND IMPROVE LEG CIRCULATION. CONTOURED BACK PROVIDES LUMBAR SUPPORT. EXTRA LARGE 20""W X 19-1/2""D SEAT AND 19-1/2""W X 20""H BACK. POLISHED ALUMINUM BASE WITH 2"" DUAL WHEEL CARPET CASTERS PROVIDE EASY MOBILITY. 17-3/4"" TO 21-1/4"" PNEUMATIC HEIGHT ADJUSTMENT. EASY ASSEMBLY. 2 YEAR LIMITED WARRANTY. ALSO AVAILABLE OPTIONAL STOOL GLIDES CAN REPLACE CASTERS FOR STATIONARY USE. WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65warnings.ca.gov -