Create recycled art and slump a bottle, or use fusible glass to create this bottle shape. Reusable mold is pre-drilled and can be fired many times. Always remember to elevate molds for proper air circulation. Apply kiln wash before use. See size perspective of mold with quarter image shown. Measures 13" x 4". Exterior mold measurements listed. Find firing tips, schedules and bottle slumping FAQ's .PDF's under additional images. These will help answer your basic bottle slumping questions as well as give you tips for firing schedules. Images courtesy of Creative Paradise.