To sponsor a video post on Twitter as a "promoted video," Twitter recommends a 720x720 video size, a square aspect ratio. Upload any video to this free template to resize and reformat for a Promoted Video on Twitter. Advertisers and agencies can use this template to speed up work for clients and reuse existing assets for the Twitter Promoted Videos format. Other technical requirements: - TIME: Video must be less than 2 mins and 20 seconds long - FRAME RATE: 30 FPS