You can purchase and download a high-quality MP3 version of "Sunburn" through several official digital retailers:
: Features official audio uploads and live performances. Ed Sheeran Sunburn MP3 Download
: You can buy the song directly from the iTunes Store to keep an MP3/AAC file locally on your device. You can purchase and download a high-quality MP3
: Offers individual song downloads and full digital albums for purchase. Ed Sheeran Sunburn MP3 Download
If you prefer streaming over owning a permanent MP3 file, "Sunburn" is available on:
: Included as part of the standard streaming subscription.