BLUMENTHAL LANSING-Slimline Buttons Series Funtastics. Blumenthal Lansing; the best choice for basic buttons has created the Slimline Series that incorporates the best selling buttons of all their lines. This package contains Slimline Series Funtastics Buttons. Available in a variety of styles: each sold separately. Size; shape; color; finish; and number of buttons vary by style. Made in USA.