About this item This listing is for iron on Numbers . Heat Transfer sticker Iron-On Numbers .(T-shirt not included.) Football jersey Numbers,basketball number, baseball number , name, high elastic, stretchable Best heat transfer vinyl for athletic uniforms, semi-gloss finish, Low-bleed formula and superior opacity. Pls use full strength to iron, temperature 120-140degree, iron time 12-16seconds, when it cool down, peel off. See more product details