Post-it Note, 1/3/8 x 1 7/8 pollici, 24 adesivi 1 3/8" x 1 7/8", giallo canarino

In 1968 Dr. Spencer Silver, a 3M scientist, developed a unique, repositionable adhesive. As remarkable as it was, the product could not find a market. The adhesive does not interfere with paper recycling, because the adhesive is substantially removed in the paper de-inking process.

eBay