The heraldic badge of KZA Music Services emblazoned by me in a trombone mute. @Korsh, thank you for your observation, it helps me.

The heraldic badge of KZA Music Services emblazoned by me in the musical instruments and equipment.

The coat of arms of KZA Music Services emblazoned by me, it is printed T-shirt and also it is the main part of KZA logo designed by Laird Sky and painted by me.