Natural History Museum - Production

There are many different methods of printing across the range of merchandise I am producing, here is a plan of each, looking at the process, materials used and the price.

Pens, rulers, and mugs can be pad printed:
As I am creating this merchandise, using the process would give me an accurate product, however due to cost its just not worth it, as 200 pens would cost around £70. A highly crafted mock-up using vinyl stickers will suffice for photographing the products i produce.