The X1 isn’t the sole chair that I’ve reviewed which has a break up butterfly-design and style backrest. Nevertheless, not like the OdinLake Ergo Butterfly 753 and the Sihoo Doro S300, it’s much more cost-effective at $729-$759 determined by wherever you buy it. Also, when the Butterfly 753 as well as Doro S300 have lumbar assist system compr