1, chemical fiber pillow core: choose a mild detergent. If it is machine-washed, it is best to wrap a large towel to balance the water flow and prevent deformation. Then float several times until the water becomes clear. After washing, dry and spin-dry.

2. Down pillow core: not suitable for machine washing. When washing, first put the pillow core in cold water for 2 minutes, then put it in warm water of 3 degrees, add neutral detergent 15 minutes, and then gently brush it with a soft brush. When rinsing, 4-5 covers of white vinegar can be added to warm water to reduce the damage of residual alkaline washing liquid to down. After washing, squeeze out the water by hand. Don't twist it too dry. After drying in the shade, gently pat the pillow core.

3, buckwheat skin pillow core: every once in a while, pour out the buckwheat skin, screen out the debris, spread it out, and dry it in the sun.

4. Latex pillow core: first soak it in cold water with detergent, then gently press it with your hands, and then rinse it with clean water. After washing, dry the water with a dry cloth and put it in a cool place to dry. Don't expose it to the sun to avoid oxidation and deterioration of the material.