RV Must-Have: Under Mattress Ventilation Pad 🚐✨ If you’ve ever struggled with condensation under your RV mattress, this underlay is a game changer! The Wibeelee 83” x 59” Plastic Mattress Underlay is designed specifically for queen-size RV beds to keep air flowing and prevent mold or mildew. The modular interlocking design makes it super easy to install, plus it’s lightweight and durable — perfect for full-time RV living or weekend adventures. We added this to our setup to extend the life of our mattress and improve airflow, and it instantly made a difference in comfort. it’s a budget-friendly upgrade that protects your bed (and your health!). 🌬️🛏️ Why I love it: ✔️ Prevents condensation build-up ✔️ Easy to cut and customize for your bed size ✔️ Adds comfort + keeps your mattress fresh ✔️ Affordable & practical RV upgrade LTKSeasonal LTKHome LTKFamily