MOISTURE WICKING AND BREATHABLE COVER - This Pillow comes with a machine washable, ultra-soft Modal fiber cover that are skin-friendly and quick to absorb moisture, so you can snooze comfy. TRUST THE EXPERTS - We're proud to have achieved CertiPUR-US and OEKO-TEX certification, meaning that our pillow has been rigorously tested for harmful chemicals by both organizations and has met the top product safety standards. Our factory is ISO 9001 and BSCI certified so you can rest easy, too, knowing your little one is snoozing safely. CHOOSE YOUR IDEAL PILLOW HEIGHT - We has engineered the pillow in four different pillow heights to accommodate all body types as well as side sleepers, back sleepers, stomach sleepers, and multi-position sleepers. Please follow the size charts to choose the right height. If you're still not sure which pillow height that's best for you, please contact us, we are pleased to help. SOFT AND FIRM DOUBLE-SIDED PILLOW - The blue side is our advanced SKY-A memory foam, it is 40% softer than normal memory foam, for users who like soft cloud like pillows. The white side is advaned high elastic foam, for users who like firm pillows. NEWENTOR'S PATENTED DESIGN - The geometric structure design provide different support options, makes the pillow both soft and supportive, so it gently cradles the head and neck with No Pressure Support.