JOEY CUP

Collapsible drinking cups reconfigurable between a use configuration and a generally flat configuration for storage by a selective relative pivoting of inner and outer sleeves; collapsible drinking mugs reconfigurable between a use configuration and a generally flat configuration for storage by a selective relative pivoting of inner and outer sleeves; collapsible travel mugs reconfigurable between a use configuration and a generally flat configuration for storage by a selective relative pivoting of inner and outer sleeves