These are peel and stick foam hearts. Come in all different colors.
Bulk 500 Pc. Fabulous Foam Self-Adhesive Valentine Cookie & Candy Shapes
These are peel and stick foam happy faces. Come in all different colors.
Adhesive Foam Shapes Happy Face
Adhesive Foam Shapes Hearts Small
Blulu 900 Pieces Valentine's Day Heart Foam Stickers Self Adhesive Heart Shape Sticker for Wedding Valentine's Day Decoration Art Crafts