Features: Experience the low coefficient of friction associated with our HDPE plastic blocks that makes them easy to cut, mill, turn, weld, and thermoform. Unleash your creativity and add a touch to your home decor using these HDPE blocks. They're also good for various DIY projects, providing a personal touch to your space. Specifications: Material: HDPE Color: black Size: about 1.97" x 2.99" x 5.98"(T x W x L) Package includes: 4 x Plastic blocks Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.