Amid Jakarta's busy streets, cosmetic firms are cashing in on a business boom.

Big brands have begun targeting young Indonesians who are increasingly snatching up beauty products.

L'Oreal recently opened its biggest factory in Indonesia, as it's seen a 30 percent growth in sales.

The company expects the market to become Asia's third biggest for beauty.

And as the industry grows, a wider selection of products and shops are becoming available.

SOUNDBITE: CUSTOMER, IRMA ROSALINDA, SAYING (Bahasa Indonesia):

"In the past, the number of salons was limited. But now we can find them everywhere. More people now understand how to maintain their beauty from an early age to an old age."

Unilever is also planning to expand its factories, to supply demand from consumers in a growing middle class.

SOUNDBITE: UNILEVER INDONESIA, BRAND BUILDING MANAGER, EKA SUGIARTO, SAYING (English):

"Unilever is leading in all these categories which means we have brands portfolio of brands which are doing quite well, in terms of growth and it actually bridges the in terms of price tiers from low price tier into higher price tiers."

It's not just women who are being targeted.

L'Oreal says sales for male products are up as much as 300 percent.