Backworld - Varier Variable Balans - The original, the most ergonomic and the best kneeling chair, without breaking the bank. Like all true design classic, Peter Opsvik's design remains almost unchanged. The
Amazon.com: Varier Variable Plus Balans The Original Ergonomic Kneeling Chair with a Backrest for Home Office (Black Revive Fabric with Natural Ash Base) : Home & Kitchen
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Rocking ergonomic chair in wood and fabric VARIABLE™ PLUS By Varier Furniture design Peter Opsvik
Variable Balans Peter Opsvik Kneeling Ergonomic Chair, Varier, 1970s, Norway For Sale at 1stDibs