Vintage Heller Mugs Set 6 Massimo Vignelli MAXMUG Stackable 70s Mod Melamine USA | eBay
Vignelli for Heller Plastic Maxmugs One Orange One Green - Etsy
Heller Clear Mug
Heller Vignelli Mugs Mix and Match Rainbow Heller - Etsy
Vintage Heller Set of 5 Bright Multi-colored Cups / Mugs - Etsy
Vintage Perriwinkle Blue Plastic Heller for 2 set-6 Piece Set – Home Union NYC
Vintage Set of Heller Rainbow Max Plastic Mugs Tumblers and Dinner Plates Massimo Vignelli MADE in the USA Purple Blue Pink Green Yellow Orange | Plastic mugs, Rainbow vintage, Pink and green