Crocheted with soft acrylic yarns. Change in lighting will cause hat to be lighter or darker. Pom pom is removable if needed. Squeeze rim to reshape. Approximately for a 7-9lbs baby. 13” - 14” circumference, 4 1/2” height. Size based on average head circumference. Please measure if unsure of head circumference. Some babies don’t follow these guidelines given. Handmade in a smoke free home.