Amazing DIY Blanks: you are to DIY or print your favorite patterns on the surfaces of these sublimation keychain blanks by the sublimation technology, which would be a gift or friends, just run out of your imagination Sublimation Blanks Set: package include 30 pieces rectangle sublimation blanks, 30 pieces key rings, 30 pieces plastic retaining clips, adequate quantity sublimation blanks set to meet your DIY craft needs Quality Material: sublimation blanks are made of MDF material, smooth and comfortable handfeel, and high hardness, which are Perfect decorations for keys, bags, phone and so on; Each heat transfer blank measures 6 x 4cm (length x width), thickness about 3mm/ 0.12 inch