Machine washable and durable, this J180059 Chaco Kids Z1 Ecotread Sandals can handle anything your kids can put them through. Mud pies and capture the flag have met their match. Our LUVSEAT™ platform promotes healthy body alignment, while Custom Adjust'em straps allow for easy on and off. Polyester Jacquard Webbing Upper Wraps Around the Foot and Through the Midsole for the Ultimate Customized Fit Adjustable and Durable High-Tensile Webbing Heel Risers Custom Injection Molded Ladder Lock for a Secure Hold Durable LUVSEAT™ PU Midsole Slip-Resistant Classic Diamond Pattern Design Vegan-Friendly Construction Kids Classic Outsole Non-Marking EcoTread™ 25%-Recycled Rubber Compound 2mm Lug Depth Size 1 VGUC Ships in recycled packaging materials from my SF/ PF home in Georgia.