1.For a Full and Plump Look, Choose an Insert 2" Larger Than the Size of the Pillow Cover, for Acureate Fit Refer to the Images for More Details About Sizing - Available in (Pack of 1) - (Pack of 2) - (Pack of 4) in Our Amazon Store 2.Hotel quality manufacturing standard, from the craft, material, filling as well as design, expertly tailored to ensure maximum comfort for all sleeping positions, you could enjoy luxury hotel sleeping quality just at home. 3.Filled with Hypoallergenic Down Alternative and Fully lined with and durable cotton blend fabric protective cover that is Odorless / Hypoallergenic / Dust Free 4.Finished with 5 thread overlock stitches to completely prevent fraying while washing, Pillow insert will Remain Fluff, Lent Free even after numerous washes - Machine washable cold | Machine dry low | Add tennis ball to drying cycle for extra fluffiness 5.Pillows are certificated by , ensures textiles meet high and environmental standards, breathable and skin- friendly cover suitable for everyone to use, whether you are back, stomach or side sleepers, it will aligns to your body, find the most comfortable position to helps fall asleep faster. Just rest assure to use it or gifted it.