100% Polyester MEASURE YOUR SPACE: Cubes measure 13x13x13"; To ensure a proper fit, the internal measurements for the space should be at least 13.25x13.25x13.25" as cube organizer sizes can vary slightly STURDY CONSTRUCTION: Wrapped in polyester fabric, storage bins have a cardboard core on sides and bottom to give shape and add structure while still allowing bins to fold flat when not in use ALWAYS TRENDY & STYLISH: These bins are available in fun, trendy colors and adorable styles and patterns; A perfect addition to a nursery, home office, craft room, or to add a splash of color to any room while also being functional ORGANIZATIONAL SOLUTION FOR THE HOME: Find a place for knick knacks, children's toys, magazines, craft supplies, and more with these sturdy everyday bins; Easily tuck away in closets, side tables, under beds, in storage cubes, or a shelf