Rainbow Cloud: 6 Pieces Heat Transfer Vinyls. Ethnic Flowers: 5 Pieces Heat Transfer Vinyls. WIDE RANGE OF USE: Suitable for a wide range of fabrics such as Cotton, Polyester, Cotton/Poly Blends. How to operate: cut the sheet into different shapes that your want to, and then use heat press machine or iron press on, then peel it after cooling, and your craft is completed.