Rainbow Curl Ponies were released in Year 8 of the My Little Pony line and featured unicorn ponies, pegasus ponies, and Earth ponies with rainbow-colored ringlet curls in their manes and tails. They also had larger symbols that covered the sides of their bodies.
The ponies included in the Rainbow Curl Ponies line were Raincurl, Ringlet, Streaky, and Stripes.