May’s mature cover models prove age really is just a number. In addition to being celebrities, these magazine cover girls are also all sophisticated older women aging gracefully.

At 37 years old, Gwyneth Paltrow is the youngest of these mature cover models. She’s snagged the May covers of both Harper’s Bazaar and British Vogue.

Here's the guide to the rest of the gallery:

Catherine Zeta-Jones, 41, Allure
Jennifer Aniston, 41, Harper's Bazaar UK
Julianne Margulies, 43, W Magazine
Sarah Jessica Parker, 45, Vogue
Demi Moore, 47, Elle UK
Elle MacPherson, 47, Marie Claire UK