3cda683c_s__and_Audio_Licenses___iStock__Extended_License
[Permitted use] Electronic templates for resale on websites, brochures, business cards, e-greeting cards, etc. [Standard License] No [Extended License] 
Electronic items for resale license required. If your electronic template will result in printed products such as business cards, you must also purchase the Unlimited reproduction/print run license
Stock Photography, Images, Videos, and Audio Licenses - iStock
Extended License