Retail $149 — asking $75 OBO. Lightly used, approximately a dozen times, and in excellent condition.
Autonomous ErgoStool active sitting / wobble stool in green. Lightly used - probably only sat on a dozen or so times — and in excellent condition.
Designed for active sitting and works especially well with a standing desk. The stool tilts and moves with you to encourage better posture and core engagement, with a comfortable cushioned seat and sturdy weighted nonslip base.