Pen Translucent Blue with Envelope Opener. Bulk Lot of 24 Pieces. LETTER OPENER : Revolutionary Dual Letter Opener. BALL POINT : Black Medium Ball Point Pen is Refillable. RUBBER GRIP : Pen Rubber Grip Opens Envelopes. OPNER SIZE : W 13/16" SIZE : W 1 3/8" x H 5 3/4".