You wont be able to view total postage until you go through checkout (last step before being charged). For a general postage guide (Australia wide) - 1-2 packets string or 1-2 thin packaged grip $2, 1-2 doz shuttlecocks $7.60, 1-3 thick grips $7.60, 1 racket $7.60, any other accessory $7.60. Once multiple items are added then the postage will depend on total weight and what state you live in.
Depending on what state you live in, postage may take up to a week.
Free postage for orders over $100.