1. In the absence of other physical illnesses, the neck often feels sore after morning. 2. The pillow has lost its elasticity and needs to be tapped for a while to restore some flexibility. 3. After the pillow has been adjusted, it quickly returns to a flat shape. 4. The pillow has agglomeration, unevenness, and the filler has moisture and odor. There are many people who change pillows every four years. In fact, pillows should be replaced every 1-3 years. Because old and dirty pillows are prone to mold, mites, allergies or respiratory illnesses. The purchased pillow should be easy to clean and dry, so that the pillow can be used for a long time, and the sleep health can be guaranteed. Galvanized Barbed Wire,Galvanized Barbed,Zinc Coated Steel Barbed Wire,Galvanized Wire Coatings Shenzhou City Hongda Hardware Products Co.,Ltd , https://www.hdgabion.com