Marvy Flat Neck Duster - Horsehair. The perfect neck duster! The Marvy Flat Neck Duster is a must-have tool for any salon or spa looking to provide a high-quality grooming experience for their clients. The soft, horsehair bristles gently remove loose hairs and dandruff from necks and collars, while the flat design makes it easy to reach tight spaces and corners. Plus, the wooden handle is comfortable to hold, allowing you to use this duster for extended periods of time without experiencing hand fatigue. Keep your clients looking and feeling their best with the Marvy Flat Neck Duster.