Ethicly sells three flexible units rather than fixed pixel sizes. Each one is an aspect ratio that stretches to fill whatever slot a publisher has, so one creative covers desktop and mobile without a separate mobile size. The sizes below marked On Ethicly are the standard sizes that match those aspects.
Top-of-page banner. Flexes across devices at a fixed aspect.
320 – 970 px
In-feed unit. Sits inside article content.
250 – 336 px
Side-rail unit. Desktop sidebars and long-scroll columns.
160 – 336 px
Native text unit. Your logo plus one line of copy, styled by each publisher to match their site.
300 – 600 px
Runs on Ethicly as the Leaderboard unit.
Complete list of IAB standard display ad sizes
| Leaderboard | 728 x 90 | Horizontal banner above or between content | On Ethicly |
| Medium Rectangle | 300 x 250 | Most common size. Sidebars and inline | On Ethicly |
| Wide Skyscraper | 300 x 600 | Half-page sidebar unit with high visibility | On Ethicly |
| Skyscraper | 160 x 600 | Tall sidebar unit for long-form pages | — |
| Square | 250 x 250 | Compact square unit for tight placements | — |
| Small Rectangle | 180 x 150 | Small inline unit for narrow columns | — |
| Button | 120 x 60 | Micro ad unit for sponsorship placements | — |
| Billboard | 970 x 250 | Large top-of-page banner for maximum impact | — |
| Large Leaderboard | 970 x 90 | Full-width top banner for wide layouts | — |
| Mobile Banner | 320 x 50 | Standard mobile ad at top or bottom of screen | — |
| Large Mobile Banner | 320 x 100 | Taller mobile banner for more creative space | — |
| Mobile Interstitial | 320 x 480 | Full-screen mobile ad between content | — |
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Every Ethicly publisher sets its own CPM, currently $2 to $5. You see the rate before you buy, you pay it, and no part of your buy is auctioned. You also choose exactly which publishers your ads run on.