The pattern is for a simple crown with a repeating motif. The approximate sizes are newborn, 3 month, 6 month, 9 month, 12 month, toddler, child, teen and adult based on the number of times the motif is repeated. Recommended materials are G (4.25) hook, H (5.0) hook and a tapestry or darning needle. The recommended yarn is one skein of Lion Brand 24/7 Cotton in the color of your choice.