First step shoes tailored to the needs of children's feet Highly flexible soles for good role-out and ideal walking feel, breathable due to holes in the soles Outer material: 66% organic cotton, 22% polyester, 20% nylon, 2% elastane. Sole material: 100% thermoplastic elastomer (100% non-toxic plastic, TV-tested) Machine-washable at 30 C (do not tumble dry) International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.