Super-thick and soft construction provides extra comfort Hypoallergenic material ensures safe use Elastic corners hold the topper securely on mattresses This hypoallergenic mattress topper will have you feeling like you're sleeping on a cloud. The waved stitching ensures that the down-alternative fill stays in place throughout the night, while the straps ensure the entire mattress topper doesn't move when you do. As a result, it stays securely in place throughout the whole night. Protect your mattress from spills, stains, and everyday wear and tear while creating a comfortable sleep escape. 100% microfiber shell and down alternative fill Super thick and soft Hypoallergenic Elastic corners