Sufficient Quantity: there are 4 pieces of screen cleaning balls, including 4 different colors of black, blue, rose red, and purple, enough quantity and multiple colors to meet your daily use needs | Soft Material: each phone cleaning ball is made of silicone and microfiber fabric, which is designed for cleaning delicate surfaces without leaving fingerprints, protecting the surface from scratches, washable and reusable | Double Side Design: this touch screen cleaner ball adopts a double side design, one side is to rub to remove stubborn stains and polish your items, and the other side is smooth to wipe dust or water, meeting your different needs | Portable and Lightweight: each touch screen glass cleaner cleaning ball with the design of spherical shaped, easy to grasp, small size, easy to carry, can be carried in a backpack or handbag, keep your screen clean whenever or wherever you want | Easy to Use: this phone screen clean ball is ideal for personal, commercial, and home uses, help remove smudges from phone screens, laptops and other touchscreens, camera lenses, and more for small or large surfaces