The fortified construction and soft comfort of the 6400 Series heavyduty padded stools with backrests are ideal for handson educational settings like art rooms, science labs, home economics or shop classrooms.This reliable stool features a sturdy frame of 18gauge steel tubing securely welded to a 14" diameter seat pan.Riveted through the steel pan are 1/2"thick gray vinyl cushioning that will provide years of dependable use.Footrest ring is securely bonded to each leg with four spotwell contact points.The padded adjustable backrests can be moved two inches up/down and forward/back.