Our 140lb / 330gsm premium watercolor paper is a heavy weight and thick enough to prevent paint from bleeding through, the sheets are acid-free with a neutral pH to keep your work looking rich and vibrant for a long time. This mixed media pad features 35 sheets of natural white, cold pressed lightly textured paper that has the ideal amount of tooth for watercolor and other wet media, two pads come in pack making these premium watercolor pads and exceptional value. We proudly stand behind the quality of all our products and strive to set ourselves apart by providing exceptional customer service. If you have any questions on the details of our products or how to use them, just reach out! We are here to help out our fellow crafters in any way we can.