Add a Product Add-On Feature

I would like to add an add-on option for a Smoke Modification that would automatically add $8.00 to the total when selected. I found out how to do it with a drop down but I would prefer a simple check box or radio button. How would I go about this?

• This topic was modified 7 years, 3 months ago by gbcsafetyglow.

The page I need help with: [log in to see the link]