Premium plus mattress encasement RV Short King 72"x 75" +6" Depth (Fits 5-7" depth). Don’t lose money on an expensive bedding because you didn’t take the proper pre-cautions by buying the right encasement/protector! Everest Supply products offer many ways in which our products are perfect for nurseries, dorms, guest-rooms, nursing homes, hospitals, hospitality, & more! 1.WATERPROOF:Our products provide water protection for young children and those that are affected by bladder weakness or incontinence. Unlike other products that are water RESISTANT- which offers little protection- our products are WATER PROOF, so you will have ultimate protection against spills. 2.COMFORT: Our products are soft & breathable. Despite the strong durability of our material, it is soft to the touch and noiseless, making it ideal for light sleepers. Our encasing guarantees high air and water vapor permeability so it’ll feel as if you never placed anything on your mattress/pillow/sofa/crib at all! 3.EASY TO USE: It is fully machine washable & dryable (dryer temp. cannot exceed 115*, cannot use bleach or be ironed. Our products are easy to install.