Packs include usage instructions. Works by transferring a super fine layer of adhesive dots, ensuring full edge to edge adhesion, even on small, irregular shaped items. Quick, economical, easy to use. Goes right the edge with no bleed. Repositionable until burnished. No bumps, waste or spray hazard. Works well with translucent mediums. Adhesive that only goes where you want. Dry transfer adhesive dots, initially repositionable but become permanent once burnished. Quick and easy to use for accurate mounting of photos, paper/cardstock, plastic and more. No messy glues, sprays, cutting or fumes.