This super soft twin bed mattress topper full with fiberfill has additional loft that provides extra comfortable sleep and protection.Due to its extra thickness it makes firm mattress soft.The mattress is filled with 100% polyester fiber with good support and even stress.The win bed mattress topper full is Skin Friendly for all the people, an excellent choice for babies, pregnant woman and the elderly.Many square boxs avoid the fillings shift around.Walls between top and bottom layers prevent polyester filling from clumping and shifting and assures that it remains evenly distributed below you cushioning your pressure points.It has been made with high-loft polyester fiberfill that fluffs incredibly to give you cozy feel and most relaxing sleep.The top is made of brushed microfiber fabric that gives great comfort against your skin.High-quality microfiber top layer provides softness and comfort, helps defend your new king size mattress pad from damage, stains, sweat, skin oils, and will protect you as well, keep your twin bed mattress topper clean and extend it longer lifespan.