Nu-Pure Australian Spring Water 20 x 250ML 

Metro Melbourne, Brisbane this should be a flat shipping rate unlimited numbers of slabs.

Outside these metro areas shipping will be per 3 x slabs. each additional 3 slabs will incur an additional freight charge due to weight and cost of freight.

NSW has now added a recycle levy of 10 cents per bottle. Therefore any NSW order the cost will be higher per sell unit. For metro Sydney you will need to buy direct from that website 

https://syd.fairdinks.com.au/