Looking at the adjustment knob with chair laying on its back, twisting it clockwise increases the resistance while counterclockwise decreases the resistance.

YEAR MANUFACTURING WARRANTY - We know you have options here, and we want to make the best choice the easiest one, and that's why we offer a 5-year manufacturer warranty which is backed by our unconditional Satisfaction Guarantee.Using this health, fashion seat cushions for a long term when out to travel, take a bus or in office.

It is a great choice for high back or low back chairs and other chair users to protect the safety of their stool, so that they can sit on them.If the item comes direct from a manufacturer, it may be delivered in non-retail packaging, such as a plain or unprinted box or plastic bag. the base is metal (the very bottom and the pneumatic cylinder) and that part could likely withstand a pretty substantial load, but the rest of the chair is brittle plastic which already has stress marks where the bolt holes are at the bottom of the armrests. To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. It's has simple controls, doesn't go as high as some other chairs but for me who is 6'1" it's a perfect fit. However, we recommend keeping track of all original packaging and your receipt for a minimum of 90 days after purchase.