Female Elf cat Published April 23, 2021 at 800 × 747 in Hairless cat earwax buildup (a discussion) Female Elf cat. Photo: Dana Danilova. This is a hairless cat with is that curl back as you can see in the photograph. It is a Sphynx crossed with an American Girl. If you click on the link above the photograph you can go to a discussion about the buildup, so called, of earwax in hairless cats which is a discussion point on the Internet. Please comment here using either Facebook or WordPress (when available).