Mystery best book box

I am offering Indie author book boxes each box has a different Independent Authors published book

each box contains
1 - book
1-tumbler
1- key chain
1- bookmark
1- mini lotion
1-lip balm
1- magnet
1- sticker
1- set of earrings
1- bar of Soap - book soap - coffee scented.

each month the boxes change contents. items will change.