Search query: ergonomic desk chair without wheels

Product: Devoko Office Desk Chair Ergonomic Mesh Chair Lumbar Support with Flip Up Arms and Adjustable Height (Black)
Brand: Devoko
Color: Black
Relevance: Irrelevant
-Ergonomic Design: The mid-back office chair designed to support your spine's natural curve, which make sure you can sit at the chair for long time without pain for your vertebral.
-Comfortable experience:The padded armrests and thickened cushion give you extra comfort. High density mesh back is breathable.
-Durable & Sturdy: Certified by BIFMA, this office chair is safe and reliable. Sturdy five star base assures the stability. Load capacity up to 280 pounds.
-Simple Installation: Easy installation steps make you effortless. You can build it up only about 15 minutes following the pack instruction.
-What We Offer: A new office chair, Complete installation tools, An installation instruction.

Product: Flash Furniture Flash Fundamentals Mid-Back Black Mesh Swivel Task Office Chair with Pivot Back
Brand: Flash Furniture
Color: Black
Relevance: Substitute
Brimming in style our Fundamental Mesh Desk Chair is full of character with a pivoting back. No knob turning to implement the pivot back, push back to relax.
[_Our chair conforms to ANSI/BIFMA standard X5.1-17_] Modern Design: inventive pivot back, mid-back with lumbar support
Mesh comfort: designer ventilated back provides maximum breathability
Pneumatic seat height lever, dual-wheel casters
PRODUCT MEASUREMENTS: Overall Size: 23"W x 23"D x 31.5-36.25"H; Seat Size: 17"W x 16.75"D x 16-20.5"H; Back Size: 16"W x 16.5"H