Until Monday 27th December, you can use below code to get 20% off across all 6-packs & dozens on Wine Selectors. This discount is in addition to any other existing discounts and gets your over $100 off on some dozens.
They don't offer free shipping unless order is over $250 but most post codes are $10.99. You can check yours here: https://www.wineselectors.com.au/freightcalculator