6 x 4.5 x 2.5....will fit a LARGE A2 card. Those are the measurements, just shape curves around a lid or pro tractor or pay $5 for the template.
Calla Lily Studio Blog: Card in a Box!
Pop up Box Card with flying butterflies
Stampin Up long pop up card in a box template instructions by Di Barnes, with Flower Shop, Petite Petals Chalk Talk stamps. #stampinup #stampinupau #cardinabox
Three's a Crowd by LilyLynn - Cards and Paper Crafts at Splitcoaststampers
Exploding Box Template by Aquamoon - Cards and Paper Crafts at Splitcoaststampers
Card In a Box using Stampin up products www.michellelast.co.uk
Bird House Card in a Box
This month's Stamp Club Project... the very popular
POP-UP BOX BIRTHDAY CARD by: carolynshellard