C.R. Gibson Iota Boxed Thank You Note Set, Ziggy Patterned thank you notes set makes handwritten communication fun and fast Die-cut window thank you cards measure 4.875-inch wide by 3.375-inch tall when folded 15 cards of a single design with 15 colorful coordinated envelopes Reusable coordinated, patterned box measures 5.375-Inch wide by 3-3/4-Inch tall by 2-1/2-Inch thick Includes thank you note writing survival tip sheet