This pack of heart-shaped Shaker Panes includes a variety of different sized panes, is heat resistant and includes a self-adhesive strip on the front and back for easy application onto your crafting designs. These Shaker Panes are designed to work with the Sizzix Heart Framelits (665661) to create the perfect heart-shaped space to add your heart Shaker Pane panel! This Sizzix Making Essential can create a pretty window to include beads, glitters and more but you can also stamp on top of the panes with a design or phrase to add something extra special to your craft projects. This Sizzix Heart Shaker Panes set is designed to work with the Blooming Heart Framelits Set (665652), Butterfly Wishes Framelits Set (665654) and the Bunny Love Framelits Set (665653).