Subli-Flock is a heat-sealable dense white polyester flock. It can be printed on directly, with sublimation ink. This high-quality flock is resistant to yellowing! Suitable for use with Sawgrass, Ricoh, or similar sheet-fed sublimation printers. Great for creating easy patches! Use with registration marks and plotter-cut or cut by hand Available in letter-sized sheets (8.5″x 11″) and is sold in packs of 10.