Iron On Appliques - 3.5in Squirrel, 3.5in Hedgehog, 3in Mushroom, 3in Acorn, 3in Bunny -Made from Cotton Fabric & fused with Pellon 805 Under Wonder. All appliqués are easily attached with an iron. Directions are included. -Machine Washable- Wash inside out with cold water on delicate cycle and dry with no heat or line dry (according to manufacturer) -No sewing necessary, But always recommended after ironing to help appliqué last longer.