This hair has a natural black color. The length of the hair from the crown is approximately 18 cm. ◎ One-touch pin type that can be clipped and secured. ◎ To ensure safe and secure delivery, we will use "Mercari Delivery," which allows you to track the condition of the package online. We will ship it in an A5-sized envelope and a vinyl package, which is discreet like a regular document mail.