Package Includes: 30 packs aluminum blanks, round shape with 1mm hole, which can meet with most diy craft needs Size Reference: Each blank measures 0.98x0.98"/2.5x2.5cm, 1.3mm in Thickness, box measures 2.1x2.1x0.74"/5.4x5.4x1.9cm; For details, please refer to pic2 High Quality: Made from high-grade aluminum, with good polish and crafting, Blue Film in the surface can effectively avoid scratches during shipping Snap Storage Case: These blanks are packed in a clear plastic box for protection and easy storage, you don't need to worry missing it any more Wide Usage: Perfectly fit for necklace bracelet making pendant charms, sign tags for luggage, pet or stamping simple meaningful words or patterns as gifts