The leather bottell is a vessel for water or wine, with hoops to let it be hung (from, e.g., a horse’s saddle). It is a period charge, having been borne by the Worshipful Company of Horners since the end of the 16th Century [Bromley & Child 141-2]. See also water-bouget.
Svein sutari svithanda bears: Argent, a leather bottell sable between three ogresses.