Search query: ergonomic office chair without wheels

Product: Hylone Ergonomic Office Desk Chair, Swivel Mesh Computer Chair with Headrest and Flip-up Arms, Height Adjustable, Comfortable High-Back Executive Chair (Black)
Brand: HYLONE
Color: Black
Relevance: Substitute
✌Have a comfortable and relaxing working day with our Adjustable Ergonomic Office Chair!
✅Performance:
★ Ergonomic backrest: Curved contours backrest can help keep your back supported, your spine remain lifted, and your body properly aligned, which provides optimal support for your back when sitting for prolonged periods of time.
★ For different height needs: To raise the seat, remove your weight from the chair, then pull up on the control handle. To lower the seat, stay seated and pull up on the handle until you’re at the preferred height.
★ Rocking Function: 120° rocking style is available. To let your chair rocking, pull out the control handle. To stop it from rocking, pull in the control handle.
★ A tilt-tension knob underneath the seat makes it easier or harder to recline back in your chair, depending on which way you turn the knob.
★ Flip-up Armrests: The armrests can be flipped up, so that you can have better rest and is space saving.
★Built-in headrest: Breathable mesh covered padded headrest can make you comfortable and keep cool for long time sitting, have better rest.
✅Specifications:
Seat Height: 17.7"-21.7" (from seat to floor)
Seat Width & Depth:(W)19.7" * (D)20.9"
Backrest Height: 28"
✅Package Contents:
Mesh Chair*1 (installation required)
Manual Instructions*1
⚡Note:
WHEN YOU RECEIVED THE PACKAGE, PLEASE CONFIRM THAT ALL THE PARTS ARE CONTAINED AND IN WELL CONDITION
✌Warranty:
If there were any quality problem with this office chair, we provide 1 year free replacement parts or refund warranty.
【Ergonomic Design & Great Back Support】It is time to replace your old desk chairs! This big and tall office chair supports your head, neck, entire back, and hips, relieving back pain and protecting your spine. You can maintain a healthy sitting posture for more than 8 hours without losing comfort.
【Rocking Office chair】Pull out the controller, lean back with bodyweight, then you can rock the chair from 90° to 120°. The tilt tension knob under the seat can adjust the toughness of rocking for different weights. 360° swivel rolling wheels also offer great mobility and flexibility on carpeted or hardwood floors.
【Flip up Armrests】90° flip-up arms allow for more flexibility and motion range, when the chair is not in use, you can push it under the desk, it's very convenient and saves space. This computer chair fits nicely into your workspace, computer desk, and home office.
【Adjustable Height & Comfortable Headrest】The BIFMA&SGS tested lift makes the seat raises or downs (4 inches) smoothly. The wide and thick headrest of this high-back mesh office chair offers good support for your head, neck, and shoulder, which is ideal for people of average height (under 5'8")
【Breathable Mesh & Wide Seat】Preventing you from sweating and heat with the breathable mesh back and seat when sitting in this mesh gaming chair for long hours; Waterfall edge wide and deep seat supports your hips and legs well, very comfortable for working at home. Each chair has a 1-year guaranteed warranty, please contact us if you need any help.