1. Chinese Patented product, we seller jewelrydisplay package hold the Intellectual property 2. The elastic fixes your chain or necklace, so your jewelry will stay on its space. 3. light weight, stackable and portable. 4.Good quality velvet with soft touching experience. 6. 16 snap butttons to hold your jewelry, and the over cloth to protect the jewelry from being scratched. 7. the size when open: 21.65X11.41 inches, the size when rolled up: 11.41X3.54 inches.