The Step Up Stool Deluxe by Jonti-Craft gives children a boost of up to thirteen inches. Designed for use with the Clean Hands Helper Sinks. Each step includes a one inch non-skip strip on top for added grip. Super strong and stable this wooden stool is well crafted, long lasting and created with safety in mind. Order this along with your Jonti-Craft portable sink so all ages can reach the sink to wash their hands!