Daisypower Mattress Underlay Pad,83" L x 59" RV Under Mattress Moisture Barrier, Porous Mattress Underlay Ventilation for RV Bed, Camper, Boat, Keeps Mattress Dry

["Moisture Protection for RV Mattresses：Our RV mattress underlay moisture barrier features a waterproof plastic layer with breathable holes which help blocks humidity and condensation, create an isolated space between the bed and the mat,keeping your mattress dry in all climates","Durable and Breathable:The mattress underlay is made of plastic material with breathable holes design, which is breathable, flexible and durable, and does not easily deform.This RV bed mattress underlay is easy to clean, simply wipe clean with damp cloth,ideal for mobile living spaces","Detachable & Customizable:Our RV mattress underlay moisture barrier adopts a detachable design, just connect interlocking panel to fit your mattress size,can be customized cut to fit various sizes","Universal Moisture Protection:The ventilated mattress underlay is perfect choice for moisture control in sleeping environment,Whether in your RV, boat, camper,or home bedroom,its breathable design actively avoid wetting your sheets due to temperature changes and ambient humidity","Product Package:Includes interlocking tiles (11.8\"x11.8\" each) that assemble into a RV mattress underlay (83\"L x 59\"W). perfectly sized for standard RV queen beds"]