SNUG AND COMFORTABLE DESIGN Cshidworld wireless earbuds are designed to comfortably fit in your ear, in-ear design and have Built-in Mic. The Ear tips of this TWS earphone are in three distinctive sizes, and we assure you to get your favorable sizes. The super musical outputs are light and comfortable to wear for long hours with no pain. They fit securely, not easy to fall from ears without recognition. They easily blend with your body thus hardly recognized.