【Attention! If you are buying multiple items, you can note your preference for different colors yourself, or you can contact customer service for assistance.】 Newborn hats are suitable for babies aged 0-3 months, perfect for summer and early autumn wear. These are double-layer thin baby headbands. 【A-class combed cotton, skin-friendly, breathable, non-allergenic, no formaldehyde, no fluorescent agents】