The Classic Slimline Etched Dies is part of the Slimline Collection. This set of eight thin metal dies creates an ornate curvy center piece designed to fit a slimline card panel. There is an area in the center for a sentiment. Also included is its outer rim die, a sentiment rim and its insert, corner accent rims and its inserts. Slimline style of card making is growing in popularity. This slimline card size (3.50 x 8.50-inch) fits a #10 business envelope. Spellbinders is offering a collection of thin metal dies, Glimmer Hot Foil Plates, embossing folder, and more to assist you in creating these beautiful cards. Approximate Size: Outer Rim: 8.20 x 3.30 inches. Sentiment Insert: 4.00 x 0.60 inches.