Boot Adapter Band {Read Description}

Add this stretchy band to the bottom of your bottle or tumbler and add a Popette or Bloom Short boot over it for a snug secure fit. 
It is recommended to use adapter bands with tumblers with larger bases such as HJ 40oz Trav. However, you can Layer multiple bands for drinkware with smaller bases. Example: Short boot with Stanley 40oz Quencher or BrüMate 40oz era~layer 2 bands. Hydrojug 40oz Trav~use only one band.