From Little Partners, this learning tower features:  Recommended ages: 2-6 years, up to 150 lbs Compact design includes a folding step making it the perfect fit for smaller spaces Children can climb up to counter height and learn and explore alongside parents, caregivers, siblings and friends Four-sided railings provide security while allowing independence to climb in and out of the tower Step locks securely in place in the down position and folds up for storage Platform adjusts to four heights easily without tools (level 1 : 12.36”, level 2: 14.33”, level 3: 16.3”, level 4: 18.27”) Greengard gold certified*: this product has undergone rigorous scientific testing for over 10,000 chemical emissions and VOCs  Constructed from the highest-quality layered birch and poplar that is EPA TSCA Title VI and FSC (Forest Stewardship Counsel) compliant Finished in child-safe, non-toxic paints and materials Safety Tested to ASTM F963-17 and 16 CFY Part 1307 for lead, heavy metals, and phthalates Safety tested using ASTM(F96-30) and Home Playground Equipment (F11-48-98C) Our products come with a lifetime warranty* guaranteeing long-lasting durability Assembled Dimensions: step down: 22.28"(L) x 19.56"(W) x 33.50"(H); step up: 22.28"(L) x 17"(W) x 33.50"(H) Assembly required Wipe clean with a damp cloth Imported.