The easy, do-it-yourself Molded Earplugs Kit from Radians, makes soft, permanent, custom shaped earplugs in 10 minutes. These plugs provides all-day comfort for dozens of everyday activities including shooting sports, sporting events, construction, lawn care, assembly lines, farming, auto races, swimming, flying, factories and much more! Simple, easy-to-follow instructions and no-mess construction. Safe, non-toxic, and hypo-allergenic silicone is environmentally friendly, long-lasting, and washable. Display jar holds 32 earplugs, 8 in each color. Made in the USA.