What are these fuzzy little balls on my comforter and bed sheet?

The fuzzy little balls that appear on your comforter or bed sheet are most likely called "pills". They are small balls of fabric that form when fibers on the surface of the bedding become loose and tangle together. This is a common occurrence with many types of fabrics, especially those that are made from natural fibers like cotton or wool.

Pilling can be caused by several factors, including friction from regular use or washing and drying at high temperatures. Fortunately, there are ways to reduce pilling and keep your bedding looking new. Here are some tips: 1. Use high-quality bedding made from durable materials. 2. Wash your bedding in cold water and on a gentle cycle. Avoid using high temperatures or harsh detergents that can cause damage to the fabric. 3. Dry your bedding on a low heat setting or air dry it if possible. High heat can damage the fibers and increase pilling. 4. Consider using a fabric shaver or lint roller to remove pills as they appear. By taking these steps, you can help prevent pilling and keep your bedding looking new for longer.