Creative
Use your best, highest-resolution image (about 1200×628). JPG or PNG, under 1MB.
Ad sizes
All 4 ad sizesYour purchase shows in these sizes across the site. Each one starts from your main image — replace any size that needs its own artwork.
Live preview in context
How readers see this size on the site.
Changes go to review. Your ad keeps running while the new version is checked (usually within 1 business day).