Paperclip Design envisions an armrest that can be shared by airplane passengers . The design incorporates `` vertical space '' to create a double-decker armrest . Fortunately , however , there 's a new armrest design that may settle the matter once and for all . Hide Caption 3 of 7 Photos:Paperclip's new plane – Until we have a solution that works , we all need to abide by airplane etiquette .
Paperclip Design envisions an armrest that can be shared by airplane passengers . The design incorporates `` vertical space '' to create a double-decker armrest . Hide Caption 3 of 7 Photos:Paperclip's new plane – Until we have a solution that works , we all need to abide by airplane etiquette .