The primary materials that compose this product contain a minimum of 20 percent recycled content. A mix of functionality and comfort, the adidas® Outdoor Kids Terrex Voyager 21 Heat.RDY Hiking Shoes would keep you comfortable in difficult terrains. Open mesh textile and synthetic upper. Textile lining and insole. Elasticized bungee lace panel. Wide fit. EVA midsole. Round toe silhouette. Traxion synthetic outsole with added traction. Imported. Product measurements were taken using size 5 Big Kid, width M. Please note that measurements may vary by size. Measurements: Weight: 8 oz View Zappos.com Glossary of Terms adidas Outdoor Kids Terrex Voyager 21 Heat.RDY (Little Kid/Big Kid)