Product name: 1 Inch Iron On Letters Heat Transfer Letters, Alphabets for Sport Jerseys T Shirts Team Name Clothes Slogan Printing DIY Crafts Decoration Package Include: 3 Sheets Iron-on Letters Each sheet contains 78 letters and 60 symbols and 30 numbers -168pcs per sheet, 3 sheets in a total 504pcs, a good iron on set -enough for your long-term use and meet your various decorative needs. Product Specifications: Material: Polyurethane with strong viscosity Size: 29x 21 cm/ 11.7 x 8.3 inches Color: black, white, blue, red,yellow,Magenta,Green,purple,Amber,Light Blue-10 color optional Applications: These stickers sheets are widely applied for DIY crafts, you can print these patterns on your T-shirts, bags, pillows, hats and other blended fabric items, and you can also take them to make gifts for your family or friends. DIY with your friends: We have enough letters to support you in DIY spelling Instruction: 1. choose the clothes you need to transfer and iron them flatly, cut off letters and place them on your fabric(backing-side up - protective clear paper on top and the letters onto clothes) 2. press the letter hard by a heat transfer machine or a home iron (cotton setting without steam) in a flat, hard surface, Press firmly for 10-15 seconds at a temperature of 284-320 degrees Fahrenheit(140-160 degree). 3.Wait for the letter to cool down(about 20-30s), making sure to iron the corners and edges of letter before remove the protective film to complete the printing process. Kindly note: if corners and edges of letter is not strong enough, please re-iron it & let it cool again. Warm Tips 1. Depending on the fabric, the heating time can be slightly extended to make it firmer and not easy to fall off. 2. Please allow a little size error due to manual measurement. 3. The colors may exist slight difference due to different screens.