TODAY IS THE DAY YOU BREAK UP WITH PAPER STICKY NOTES Never waste another sticky note with reusable M.C. Squares Stickies. Guaranteed to write, stick, wipe and reuse for 2 years after purchase. Perfect for shiny surfaces like metal, glass, plastic, and cabinets. "An arsenal of mini-whiteboards" - The Daily Beast "...so genius and help save paper" - Pop Sugar Steps To Use: Write, stick, erase, repeat (reuse up to 2k times) Each Stickie measures 4" x 6" - 12 in a pack Includes one Tackie Marker smudge-free wet-erase marker Stick with our exclusive BubbleBond micro-suction technology Clings to shiny, non-porous surfaces: stainless steel, plastic, glass, cabinets, and ceramic. Not recommended for painted walls 2 year replacement details are in the packaging