Desktop Creative Sizes:

• 728 x 90: Leaderboard
• 300 x 250: Rectangle/MPU
• 1120 x 90: Floor ad
• 1920 x 500: Big Sky Halfpage
• 1920 x 850: Big Sky Super

Mobile Creative Sizes:

• 320 x 50: Leaderboard
• 300 x 250: Rectangle/MPU
• 320 x 50: Floor ad
• 400 x 125 Big Sky

Acceptable Formats:

• GIF, PNG, JPEG, GIF*, HTML, Rich Media, Third-Party Tag

*Animations should be limited to three loops, with a maximum of four frames

Max File Size:

• 200KB

Desktop Creative Size*:

• 1510 x 750 (low res) / 1920 x 1080 (high res)

Acceptable Formats:

• PNG, JPEG

*Specific specifications apply. 

• Title: up to 20 words. 
• Summary copy: 100 to 150 words or less. 
• Article copy: up to 700 words in editable Word format
• Company name and logo with hyperlink to preferred URL  
• Up to four UTM links within the article
• 1280x720 featured image (max size 200KB)
• Any supplemental in-article photos 

Aspect ratio: 
16:9 (4:3 supported but player will have black bars)

Dimension:
960x540 max (runs at 1280x720, responsive to page size)

Max File Size:
4 MB max

Acceptable Formats:
.MP4

Length:
30 sec or shorter

Desktop Creative Sizes:

• 728 x 90: Leaderboard
• 300 x 250: MPU

Mobile Creative Sizes:

• 320 x 50 Leaderboard
• 300 x 250: MPU

Acceptable Formats:

• GIF, PNG, JPEG, Animated GIF*

Max File Size:

• 200KB

*Note: Outlook users may not see animated GIFS; if an animated GIF is preferred, it is recommended that the first frame of the animation be a stand-alone or call-to-action frame.

Script length:

• The max length is 30 seconds for pre-roll ads and 45 seconds for mid-roll ads
• We recommend no more than 70 words for a 30-second ad

Technical requirements:

• MP3 format
• Sample Rate of 44.1kHz. Audio with the wrong sample rate runs the risk of playing at the wrong speed
• Bit rate of 192kbps
• Stereo music track if your ad has music or sound effects (SFX)