// YANAGISAWA End Plug MAPKA for Alto Saxophone // This is an end plug for Yanagisawa saxophones that protects the octave keys of the saxophone. It is made from a new environmentally friendly material called "Mapuka(R) (eco-bioplastic paper composite material)," which is a blend of 51% paper powder and 49% polypropylene. Comes with the YANAGISAWA logo, giving it a luxurious feel. *The fit may vary depending on the individual unit. ■For alto saxophone■Material: Mapca(R) ■ Color: Black [What is MAPKA?] MAPKA is a new material made primarily from paper, created in Japan as an alternative to plastic, whose environmental performance has been questioned and criticized. It uses biological resources (biomass) and has acquired the Biomass Mark, a mark for environmentally friendly products that comply with laws, regulations, standards, and specifications related to quality and safety. Using MAPKA allows for the reduction of petroleum resources in products.