BIFMA Standard Set of 2 PU Leather Hydraulic Swivel Bar Stool 30inches with Back Support 350 lbs Capacity Salon Spa Beauty Brown Height Adjustable Bar Stools with 11.5"H x 16.5"W Back gives you comfortable back support Bar Stool cylinder meet BIFMA standard supports up to 350 lbs; seat is 15 X 17 inches depth and wide for plus size Bar Stools from floor to seat pad height adjusts from 23.5" to 33.5", get whatever level in this range; such as adjust to 24 inches height for kitchen counter, to 30" height for bar table Durable rubber ring bottom design, makes the base become more stable, and prevents your luxurious wood floor from scratching; Polyurethane faux leather seat upholstery, water oil proof, easy to clean, makes the chair more durable Durable rubber ring bottom design, makes the base become more stable, and prevents your luxurious wood floor from scratching; Polyurethane faux leather seat upholstery, water oil proof, easy to clean, makes the chair more durable Seat Pad: 17&#034; W x 15&#034; D, wider area for more comfortable Backrest: 16.5&#034; W x 11.5&#034; H, Gives you appropriate back support 3&#034; Thickness Seat Cushion Seat Height 24.5&#034;-33.5&#034; Adjustable, suitable for more different height counter Overall Height: 36&#034;-35&#034;Adjustable Chrome Base Diameter:16.5&#034; Set of 2, you are not alone All accessories are made of high quality, customers&#039; safety is our 1st target They may provide a better price, but you get what you paid for.