Here are a few options, playing with different phrasing while maintaining the core elements:
This website contains age-restricted materials including nudity and explicit depictions of sexual activity. By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
.jpg "Bianca Mendoza")
.jpg "Amy Gross")
.jpg "Kimberly Wild")
.jpg "Kara Hartley")
.jpg "Angela Hart")
.jpg "Nadia Capri")
.jpg "Ava Cash")
.jpg "EMMA ALBA")
