The melissa shoe was born out of a love for where art, design, technology and sustainability meet. As each melissa shoe is non-leather, they will not degrade in weather or water and are completely suitable for vegans and animal rights supporters. Made in monitored Fair Labor factories in Brazil. How melissa plastic shoes are changing the world melissa is a leading brand of the internationally acclaimed footwear manufacturer Grendene. The thermoplastic technology for melissa was developed exclusively by and for Grendene and is leading the way for sustainable practice for design, fashion and manufacturing.