These are our littliest hats, in silky and soft velour Minky fabric. The knot top makes the hat adjustable for a customised fit, and the stretch knit cuff helps the hat stay on. Polyester with Cotton/Spandex cuff. Proudly made by Itty Bitty Baby. Available in Small Prem, to fit approx 1lb 12oz to 4lb 12oz (0.8 to 2.2kg). Head Circumference 24-30cm.