The delay to Australia is a common one. It can take around 30-40 days sometimes from the day the package initially shipped(1-3 business days after your order was placed) What happens is that a package can get held up in customs for an arbitrary amount of time. It happens pretty often.
Shoot us an email us at Sales[at]sanshee.com, so we can double check in case there’s any other reason your order may have been delayed. Keep us posted and we’ll take care of you if your package doesn’t arrive.