Horlicks transition modulator : price, one shilling : the keys to health / Horlicks Malted Milk Company.
The pattern
This still is filed under Utility premium.
Define
The free thing is kept because it works (a calendar, a tool, a template) and the brand rides along.
Mechanism
Usefulness as media. Frequency of use is frequency of exposure. Distinct from a keepable card: here the object has a job.
Verdict
We can give something people will actually use next week.
Why it works
It provides a genuinely useful, interactive tool for a specific audience (musicians/singers) that guarantees the advertisement will be kept and used repeatedly. It masterfully weaves the marketing message into the tool's theme through relentless musical puns (Keys, Tonic, Sharp, Treble, Bass, Rest).
Steal this when
You want to target a specific niche audience with a customized, interactive premium that they will keep on their desk or in their instrument case, ensuring long-term brand exposure.