- Buy glasses for $1 at the dollar store.
- Wipe glasses off with rubbing alcohol.
- Use Vitrea 160 glass paint to make drip marks for the appearance of blood.
- Let dry 24 hours.
- Put glasses in cold oven and set to bake at 325 degrees.
- When oven comes to 350 degree temperature, set timer for 40 minutes.
- When timer goes off, turn off oven and open door slightly so that glasses do not cool off too quickly.