Each painting takes about 200 hours and 30 tubes of toothpaste to complete. Toothpaste becomes very sticky and dries quickly, so this type of art is difficult to create.

Ramos has also used unlikely objects like cans and sweets to create portraits.

ALSO READ: Artist paints comic heroes on cobwebs

He has created paintings of Robin Williams, Miley Cyrus, Lady Gaga and Elton John with toothpaste. The Robin Williams portrait will be auctioned for charity, with the proceeds used to support people suffering from depression.

Miley Cyrus:

Lady Gaga:

Elton John:

Emma Watson:

Robin Williams: