Queen Bunkie Board 10mm (60x80 inches) - Anti-Sag Mattress Board, Noise-Minimizing, Breathable & Moisture Resistant - Universal Fit for Metal Bed Frame,Platform Beds & Pull-Out Sleeper Sofa Quick Tool-Setup & Portable Foldable Design Ready to use out of the —simply place under your mattress, no tools or assembly required. Its lightweight yet rigid construction folds flat for compact storage. A versatile solution for vacation homes, camping, guest rooms, and travel, offering added mattress in various settings. 10mm High-Density Board with High Weight Capacity Constructed with a 10mm high-density dual-wall panel for durability and strength, supporting significant weight. It creates a flat, even surface to help prevent mattresses from sagging between bed slats. with foam, hybrid mattresses, and sofa beds. 1680D Oxford Fabric for Reduced Noise The durable 1680D Oxford cloth cover is wear and tear-resistant. This fabric layer helps dampen between the board and bed frame, aiming to minimize potential friction noise for less disturbed rest. Wide Compatibility for Multiple Bed Frames Designed to lay on top of existing bed slats, frames, or foundations. Fits bunk beds, sofa beds, trundle beds, children's beds, and most frames with slat spacing ≤ 8 inches. It is a supportive add-on layer, not a for bed slats or a bed frame. Breathable & Stable Surface The breathable material promotes airflow under the mattress. Its flat design provides consistent , which can help maintain the mattress shape by reducing from uneven slats. Suitable for foam and hybrid mattresses in regularly used spaces.