Genuine Mutoh Eco-Solvent MS31 eco-solvent ink for Mutoh wide-format printers. Eco-solvent inks are low-odor formulations that bond to coated and uncoated banner, vinyl, and film media for durable indoor and outdoor graphics, with many lines rated for multi-year outdoor use without lamination. Manufactured by Mutoh for consistent color and dependable jetting. Available in CMYK and, depending on the line, light, white, metallic, and specialty colors in multiple cartridge or pouch sizes. Sold per unit.