Unique Imports Royal Bed Bug 100% Hypoallergenic Mattress Cover With Zipper Enclosure -SOFT QUIET & COMFY. GUARANTEED TO WORK (King) Maximum Protection available against bed bugs, dust mites, and allergans (Pollen/Pet Dander) and Bacgteria. 3-Sided Zippered Enclosure - Pest industry approved Deep Pocket Construction - Fits Mattresses With Pillow top. Chemical Free High Density Polypropylene Material Simple maintenance - Machine Washable - Lifetime warranty 100% hypoallergenic cotton & water Resistant - Keeps Mattress fresh and clean