20pcs Butterfly Iron on Patches 2 Size Embroidered Sew Applique Repair Patch

Inside Package: 20 pieces of patches total,2 pieces per color,10 colors butterfly shaped patches in 2 sizes (large x10,small 10). Size: Large size : 8.2cmx4.8cm/3.2"x1.9" Small size : 4.4cmx3cm/1.7"x1.2" Iron-on Instructions: 1. keep the back of patch is dry before you use it(plastic do not tear). 2. Preheat iron to cotton setting. 3. Pretest your fabric for heat tolerance at this setting. 4. Place the applique on the surface of the cloth or curtain, cover the applique with a cotton cloth(must be cotton, can not be faded cloth). Iron for 20- 30 seconds, tacking it into position. 5. Turn garment inside-out and, with your heat iron, apply pressure for 10-15 seconds to the back of where your applique has been tacked (The specific ironing time can be determined according to the fit). 6. If you want the applique more secure, you can sew along the side of the edges. 7.There is no iron at home, you can also directly with the same color line to sew the patch on the clothes. Note: This kind of patch does not apply to raincoats (waterproof), high elasticity, rayon, nylon or tri-acetate fabrics.