Tretorn submits the patent for the permanent pressure ball.
Björn Borg rushes onto the tennis scene with Tretorn tennis balls and rackets.
Tretorn makes tennis history yet again with the introduction of the Micro X, the first tennis ball featuring Micro-Cell technology.
Tretorn Nylite was first launched 1967. The white shoe with the dark blue "wing" was considered the first "luxurious" sports shoe ever. Today, it is re-borne in eight new colors.