Each package contains 4 oz of Vitrigraph clippings that have been cut off from larger pieces. The package can contain any of the colors that we sell and can be varying lengths from .5 to 4 inches. There may be chubbies, macaroni or small bits and pieces. The packets are prepackaged with no modifications allowed. Although, all of our Vitrigraph is made of Bullseye COE 90, please remember that compatibility may not be absolute, due to the high temperatures of making vitrigraph. Be sure to always test. Usage: Vitrigraph is ideal for making your glass projects pop and unique. It can be used for tree limbs, grass, flower stems. It can be used for castings, texture in pictures, thicker lines, etc. Mailing: packets are wrapped securely , with little or no breakage expected. We use USPS Priority Mail with average shipping being 2-5 days depending on your location. Please contact us f or International Shipping rates or quantities not listed. Join our Facebook page @ / https://www.facebook.com/groups/296027988484947/?ref=share l