The primary materials that compose this product contain a minimum of 20 percent organic content.VEJA Kids Footwear Size ChartTake your look to the next step when you're running around town sporting the VEJA Kids™ V-10 Laces sneakers made of synthetic materials featuring the signature branding and lace up closure.Color block, round-toe silhouette with perforated details.Lining made of organic cotton with an insole made out of expanded P.U. and organic cotton.Sole made of wild rubber originating from the Amazonian forest.Made in Brazil.Measurements: Weight: 9 ozProduct measurements were taken using size 36 (US Big Kid 4.5), width M. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair.