Some other DEMOS here:
Custom Chip Styles Grouped SuggestionsAn example of new <paper-input-autocomplete-chips> for ajax support:
An example of new <paper-input-autocomplete-chips> for tags accepting non unknown Items:
An example of new <paper-input-autocomplete-chips>:
An example of <paper-input-autocomplete-chips>:
An example of <paper-chip>:
An example of <paper-input-autocomplete-chips>: