Combine postage is available for items purchased within 10 days of each other. Please allow up to 10 days after payment is received for delivery, most items however arrive within 3 - 4 days. We do not profit from our postage, this will be calculated from Australia Post Rates and will also cover packaging, all items over 500grms are sent track and trace at no extra cost! All payments are to be made within 7 days unless otherwise agreeded.