The Spectrum Noir Marker Storage Trays are made of 100% recycled, black plastic. This modular system can be customized to your personal space! There are three different ways to build: horizontally, vertically or angled. This storage tray will accommodate most markers and pens, including specialist markers. This package contains one Noir marker storage with six trays (holds seventy-two markers up to 5/8 inches in diameter). Each rack measures: 5.3 x 9.5 inches. Imported.