This comprehensive and easy-to-use science activity kit allows you to make your invisible DNA visible in a matter of minutes. Dye precipitate DNA from your own cheek cells and make a unique double helix keepsake filled with strands of your own DNA that you can show off to your friends and family. Continue your adventures into the remarkable world of what makes us all unique (DNA) by learning about the actual double-helix structure of your DNA. Using the ancient art of origami, you can color, cut, and fold paper to make a DNA model. Color and explore human cells and learn exactly where your DNA comes from. And much more! The Genes in a Bottle™ kit also includes two full-color 'I Love Your DNA' temporary tattoos. This item is not available for international shipping or express shipping. It will be removed from any international orders. Shipments by Next Day Air, 2-Day Air, or 3Day Select will be reassigned to UPS Ground or similar service. Download the MSDS of this product.