non-woven fabric + pvc Premium Material: The underbed storage containers are made from high-quality, odorless, three-ply composite non-woven thick fabric, foldable and breathable, keep clothing fresh from long-term storage. NO cardboard NOR metal supports insert, arrive to you collapsed and packaged in a clear storage bag. 90L Large Capacity: Each Underbed Storage Bags has 90 Liter or 24 Gallon load capacity, dimensions: 39 (L) x 20 (W) x 7 (H) inch, 7 inch height designed for most underbed space, the 6 Long Smart Cube bags works well for storing items like gifts wrap, blankets, linens, bedding, pillows, bed sheets, comforters, towels, children's stuffed animal toys, seasonal clothes, clothing, shoes, holiday decorations, Christmas wrapping papers and etc. Ideal dorm room essentials storage and packing bags for girls guys Clear Window: The storage bins has large transparent see-through PVC window, which helps you to locate your items at a glance, easily access to what you