These adorable little hats are designed to keep little heads warm and cosy, and they are secured with a little popper button.   Made from organic cotton & elastane, for a little stretch, it will keep baby's head warm & breathable Style with matching zip babygros, bibs & blankets to compliment the overall look. 95% Organic Cotton 5% elastane GOTS & OEKO-TEX Certified Non-toxic, echo friendly dyes Lead & nickel free Ethically and sustainably made