End your night on a high note with the BELLAMI Night Cap: Mulberry Silk Hair Extensions Bonnet! Lined with the highest quality 100% Mulberry Silk, this bonnet gently holds and protects extensions against nightly friction that can lead to damage, dryness and thinning hair. This incredibly soft material is durable, breathable and cool to the touch, helping to regulate your body temperature and keep you comfortable. With the BELLAMI Night Cap, you can get some beauty rest knowing that tomorrow is a good hair day.