Next Teller Please Sign Reversible Arrow. Two engraved Formica nameplates are mounted to both sides of an aluminum pyramid style frame. Nameplates feature your choice of copy: Next Teller Please or Next Window Please accompanied by an arrow. Each arrow pointing in the opposite direction. Size: Backplate 7-1/2 x 2 x 2 Nameplate 7 x 1-1/2.