Video:A smiling blonde woman carries a plush teddy bear into a post office. Signage above shelving reads 'If It Packs, It Posts'. The woman selects an Express Post cardboard box from the shelf and sizes the toy up against it. Voiceover:We've removed the guesswork from sending parcels within Australia. Introducing If It Packs, It Posts flat rate sending. Video: The woman presents the open box to a brunette employee, the bear nestled inside. The employee closes the lid over the bear. Voiceover: Simply purchase any If It Packs, It Posts packaging. As long as your item's under 5kg,and it fits in,you'll pay flat postage rates based on the size of the packaging, no matter where you're sending to in Australia. Video:Items are placed on a bench by a box. Text:Small Box. Can fit all of these - greeting card,baby clothes,small toy,rattle. Medium Box. Can fit all of these - jeans,jumper,T-shirt. Large Box. Can fit all of these - beach towel,hat,journal,water bottle. Extra Large. Can fit all of these - gum boots,book,gloves,gardening tools,plastic pots. Voiceover:If It Packs,It Posts comes in four sizes - Small,Medium,Large and Extra Large. The range includes our popular satchels plus boxes,padded bags and mailers,and can be sent either Standard or Express Post. Video:The blonde woman and the employee wave goodbye to one another. Fade to white. The words 'If It Packs, It Posts' appear above the red Australia Post logo. Text:auspost.com.au/FlatRateSending. If It Packs,It Posts. It's parcel sending without the guesswork.