Hallmark Keepsake Ornament 1998 A Perfect Match Matchbox Mouse Christmas Holiday The Hallmark Keepsake Ornament 1998 A Perfect Match Matchbox Mouse is a small, vintage Christmas ornament featuring a mouse shape. This collectible item, part of the Hallmark product line, is an original piece manufactured in 1998 in Kansas City. The ornament is made of plastic, measures 3 inches in height, and comes with a hanging feature. With its contemporary style and festive theme, this ornament is a charming addition to any Christmas decor collection.