Description: The Iron-On or Sew-on Patches are the perfect decorative addition to a wearable garment or a craft project. Perfect for DIY your towels, blankets, pillows, purses, scrapbooks, backpacks, aprons, jackets, pants, t- shirts, costumes, baby clothes and other creative sewing or handmade projects. Iron-on Instructions: 1. Set iron to hottest setting. Do not use water or steam. 2. Cover patch with a fine cloth. 3. Press firmly with iron for about 40-60 seconds. 4. Repeat ironing on the reverse side. 5. Allow patch to cool before testing. 6. Repeat the process if needed to ensure the patch is secure. Note: â—Don™t apply to waterproof material, plastic material or any hard fabric or cases, it maybe easy to fall off. â—Do not iron patches on delicate cloths, or any materials that will fail under extreme heat such as leather, satin, or nylon. â—There is no glue or Adhesive-velcro on the back of the patch. You need to sew it on your clothes or using other tools. Sew-on Applique Patch Instructions: â—By hand: use 1/8-inch blanket stitch. â—By machine: use 15-stitiches per inch, zig-zag setting, and never in a straight line. Package includes: â—15 × Embroidered Patches