More Information
These blunt ended scissors are safe enough to take on aircraft* but sharp enough to cut your threads while travelling on planes or waiting around airports.
*information on the Dept of Home Affairs Australia website confirms in their list of items that are NOT probited that round ended or blunt ended scissors with a blade less than 6cm ARE permitted on airlines in Australia - https://www.homeaffairs.gov.au/travelsecure-subsite/Pages/Items-you-cannot-take-on-plane.aspx