Her body color is aqua and she has blue eyes. Her hair is white and there's also a yellow streak in her mane. Her symbol is a glittery gold sun.
In 2018, a Classic Reissue version of Sunbeam was released as part of the Unicorn & Pegasus Collection in celebration of My Little Pony's 35th Anniversary. She's a replica of the original version and her accessories include a yellow hair ribbon, a yellow shooting star brush, and a poster with classic 1980s graphics.