Global Industrial 506554 Interion Big Tall Stool with Adjustable Arms Fabric BlackCHECKMARK; STURDY REINFORCED CONSTRUCTION FOR DURABILITY CHECKMARK; 3 CUSHIONING FOR EXTRA COMFORT CHECKMARK; PNEUMATIC 26 TO 29 HEIGHT ADJUSTMENT ACCOMMODATE THE NEEDS OF THOSE WHO ARE TALLER WITH THE INTERION BIG AND TALL STOOL WITH ADJUSTABLE ARMS. THIS STOOL FEATURES ULTRA-THICK 3 CUSHIONING FOR EXTRA COMFORT AND A 27 TO 30 PNEUMATIC HEIGHT ADJUSTMENT. A ROOMY 20 D X 23 W SWIVEL SEAT AND 22-1/2 W X 23 H BACK PROVIDE LUXURIOUS SUPPORT WHILE THE FOUR FOOTREST HEIGHTS HELP USERS CUSTOMIZE THEIR LEG SUPPORT. DURABLE SPIDER BASE WITH GLIDES. T-ARMS ADJUST UP AND DOWN AND IN AND OUT.