Silkscreen (also known as silkscreen or serigraphy) is a graphic printing technique that is used to create multiple artificial copies of the same image or design. This printing method is often used in art, design and industry to create posters, t-shirts, artwork and other products.

This briefcase, named "Andy Mouse", is an outstanding piece of art that is estimated at $700,000 - $900,000, awaiting its new owner.

Keith Haring (1958-1990) - American artist, one of the most prominent representatives of pop art and street art. His career was dedicated to creating accessible art for the general public, and his work remains in demand to this day. Haring was also known for his philanthropic activities and collaborations with organizations focused on literacy, ecology, human rights, and children's arts. His works were presented at world biennales and became an integral part of the art of the 20th century.