Because of new code and further discount, I posted it as not duplicate and cheaper now.
https://www.ozbargain.com.au/node/777732
FEATURES
New - Brand New / Sealed | 24 Months(AU) Warranty | -
Shokz OpenRun Pro Premium Bone Conduction Open Ear Bluetooth Headphones
OpenRun Pro is engineered with 9th generation patented bone conduction technology to deliver superior PremiumPitch 2.0+ audio through your cheekbone, leaving your ears open to environmental surroundings and providing all-day comfort.
10-hours of music and calls
Lightweight and secure fit
IP55 water resistant
Dual noise-canceling mic
Open-ear comfort
Purchased these as a much cheaper alternative, currently with a 10% coupon:
https://www.amazon.com.au/dp/B0BYN9K3FW
Will have to see how they go and if they are comparable to these…