PERLA 

Popular Name: Tres Petit Corona (TPC) 
Dimensions: 4 ins x 40 ring gauge, or 102 mm x 15.87 mm diameter. 
 The Perla is one of a group of smaller vitolas, some a little longer, others a little fatter than this one. They share the ability to deliver the true taste of a Habano in 20 minutes or so.