Growth and versatility that keeps up with busy kids Named for its built-in growth system, the Zippie® GS™ offers frame and component growth, standard and reverse wheel configurations, and folding and rigid frame options to keep up with children?s ever-changing lives! - See more at: http://www.sunrisemedical.com/products/zippie/manual/zippiegs.aspx#sthash.aJ10jB4m.dpuf
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