Those rolls of hay are called round bales.. The price varies depending on the kind of hay (grass or legume), its quality and on the supply/demand in the region where it's being sold.
Semi-permanent hair color has smaller molecules than temporary dyes. These dyes only partially penetrate the hair shaft. For this reason, the color will survive repeated washing, typically 4â5 shampoos or a few weeks.
Also known as long-lasting semi-permanent hair color, demi-permanent color penetrates the hair shaft and deposits color, but cannot lighten hair color. It uses a dedicated developer so the color lasts almost as long as permanent colorâup to 30 shampoos.