SIHOO Doro S300 Anti-Gravity Ergonomic Mesh Office Chair
Category: Chairs
Key specschecked 2026-10-17
- Lumbar support
- Wing-shaped dual lumbar support; gas lift fine-tunes the angle (90°-105°)
- Armrest adjustment
- 6D coordinated armrests (up/down, left/right, front/back, inward/outward, tilt-lock, synchronized recline)
- Recline
- Aerospace-grade glass fiber elastic plates for a weightless recline
Where to buy
Specifications
Each value below was read from SIHOO's own pages (checked 2026-10-17); the Source column links to that page.
| Spec | Value | Source |
|---|---|---|
| Seat depth | 17.13"-18.11" | sihoo.com |
| Seat width | 20.08" max hip width | sihoo.com |
| Lumbar support | Wing-shaped dual lumbar support; gas lift fine-tunes the angle (90°-105°) | sihoo.com |
| Armrest adjustment | 6D coordinated armrests (up/down, left/right, front/back, inward/outward, tilt-lock, synchronized recline) | sihoo.com |
| Recline | Aerospace-grade glass fiber elastic plates for a weightless recline | sihoo.com |
| Backrest adjustment | Upper backrest adjusts in 5 levels, 5' (150 cm) to 6'3" (190 cm) | sihoo.com |
| Max load | 330 lbs | sihoo.com |
| Weight | 57.12 lbs | sihoo.com |
| Dimensions | 28"W x 28"D x 42"-49"H | sihoo.com |
| Materials | Aluminum, Mesh | sihoo.com |
| Warranty | 3 years | sihoo.com |
How it compares in Chairs
A count of the checked models that state a comparable value, from the same values as the table above. It is not a score.
- Max load 330 lbs — Higher weight rating than 5 of 17 other checked models; level with 3
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