Is your mattress in need of a lift and a comfort? Try this extra thick mattress topper! It won't let you down! Do you know an expensive down feather mattress cover could cause an allergy for allergic sufferer and it is difficult to wash and care？ Do you know the memory foam mattress topper causes heat in summer and becomes hard in winter? And are you ready to accept the chemical odor and bulkiness of the new foam topper？ It's time to buy a plush down-alternative fill bed topper！Thousands of people have enhanced the comfort level of their new/old mattress and have a good night‘s sleep like a baby after using hypoallergenic ZAMAT mattress topper. Q1: How to wash the down-alternative mattress topper? A1:1.It‘s machine washable. Just wash in cold water on gentle cycle. 2.Tumble dry low temperature or air dry for 20-30 minutes. (Reset the dryer as many times as necessary to ensure the fill inside the topper is completely dry) Do not iron or bleach! 3.IMPORTANT: please use a larger capacity commercial washer/dryer. Otherwise, It will damage the fabric and has no space to fluff the down-alternative mattress pad. 4.Wash the padding every 3 months to keep it fluffy and clean. Q2: How to fluff up the down-alternative bed topper? A2: 1.Use a large capacity drier. Larger machines will prevent the fill from compressing during the drying process. 2.Add one or two dryer balls to the dryer to fluff the down. 3.Tumble dry it on a low heat for 20 minutes Q3: Does the filling tend to flatten? A3: Overfilled with Best-in-class fill, our topper will be as fluffy as the first time you used them. Just wash them every 3 month and fluff them in the dryer to bring the bounce back!