Pink Merino Wool Branded baby body by Hummel. The baby body has a snap button closure at the shoulder and between the legs. – Bamboo and merino wool are naturally breathable materials.– All wool is sourced from mulesing-free farms.– Oeko-Tex® certified material, free from harmful substances.– 50% Merino Wool, 45% Bamboo Viscose, 5% Polyamide.– Machine washable 30 degrees.