ULTIMATE SOFT & BREATHABLE: Mattress topper queen with 110gsm 100% cotton, and the back is made of 85gsm 100% polyester virgin fiber padding makes the mattress topper super fluffy with breathable circulation inside, which is more breathable and softer than ordinary queen mattress topper. The cotton fabric increases mattress topper's air permeability, so this mattress pad will improve your sleep quality and let you have a good night. EXTRA THICK & COMFORTABLE: Queen mattress pad is made of overfilled (30% 3D + 70% 7D) virgin fiber, our mattress topper queen is filled with 900gsm of premium microfiber, the most advanced virgin fiber fabric filling, to ensure the absolute thickness of the mattress toppers, provide sufficient support for the body, let you feel full score of energetic every morning you wake up. Compared to the traditional mattress topper, it uses 5D velvet instead of padding to disperse body pressure and prevent sagging, providing a five-star hotel-like level of comfort. DEEP POCKETS & NO DEFORM: 8-21 inch stretch deep pocket can perfectly wrap your bed toppers and can be easily placed on most mattress topper, you can turn over freely on quiet nights without noise or worry about mattress movement. The high-quality materials used in the thick mattress topper queen are also durable, and there is no risk of tearing even if it is cleaned frequently, let alone deformation.