Koolstuff Australia uses the safe and secure payment system offered by the Commonwealth Bank of Australia. When paying by credit card you will be taken to the Commonwealth Bank's site where you will enter your information.
Koolstuff Australia does not see, store or hold any of your credit card information, this is done soley by the Commontwealth Bank.
PayPal is also offered where you can also pay by Credit Card without having to sign up. Just look for the "Pay with credit or debit card" option.