Inkjet Iron-On Heat Transfer Paper, For Dark fabric. -Blue Line- 10 Sheets - 8.5" x 11 Inkjet Opaque Heat Transfer Paper - Blue Line - 8.5" X 11" 10 Sheets High quality and easy to use t-shirt transfer paper; Print, Trim, Peel and Press Not Recommended for HP DeskJet 4550, 1200C and 1600C models To be used with commercial heat press machine or house-hold Iron