1 Cal King or King Mattress Moving Storage Protection. Compatible with All Pillow Tops and Box Springs. Pro Grade-Super Thick, Non-Toxic. Ideal Protection From Small Insects Infestations and Mold. Ideal for mattress protection when moving, storage and transporting Designed to prevent stains, dirt and grim from ruining your expensive and clean mattress Can be used for packing and protecting blankets, quilts, linens and soft goods Zero Waste Moving with 20 alternative uses when you're done with the eco mattress bag Proudly made in America from recycled plastics