Where can I find bicycle helmet for my 18 month old daughter?

These are suitable for 18 month old: http://cyclecraftsg.com/product/met-crackerjack-junior-helmet-52-57cm/ http://www.falconpev.com.sg/products/melon-helmets?variant=5159695043

Bike shop in tanglin and/or children showcase

I bought mine at kiddy palace