Popsugar Fashion Accessories Types of Bag Shapes The Complete Glossary of Bag Shapes October 10, 2014 by Randy Miller View On One Page Photo 9 of 20 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 9 Envelope Typically a clutch or chain-strap bag, this rectangular style resembles an envelope because of its fold-over closure. Givenchy Antigona Leather Envelope Clutch ($1,098) Givenchy Antigona Leather Envelope Clutch $1,098 from matchesfashion.com Buy Now Previous Next Start Slideshow AccessoriesBags