vintage Libbey drinking glasses, 70s retro butterfly & arch of flowers pattern tumblers set

Set of four vintage Libbey tumblers, late 70s, I think? These are a flower arch with butterflies pattern, orange and green and white on clear glass.

They're about 5 1/4" tall, marked with the Libbey L on the bottom. All have been used, but look good with just a little light wear.