A worker makes eco-friendly sunglass frames from coffee waste in workshop near Kiev, Ukraine May 13, 2019. Ukraine's innovative OCHIS eyewear brand is getting customers to literally smell the coffee - by making sunglasses out of coffee waste. REUTERS/Gleb Garanich

A worker makes eco-friendly sunglasses ear pieces from coffee waste in workshop near Kiev, Ukraine May 13, 2019. Havrylenko is a pioneer in using it to make sunglasses, which smell of the freshly brewed beverage. REUTERS/Gleb Garanich

A worker makes eco-friendly sunglasses ear pieces from coffee waste in workshop near Kiev, Ukraine May 13, 2019. OCHIS COFFEE sunglasses that are now available for $78-89. REUTERS/Gleb Garanich

A cutter makes eco-friendly sunglass frames from coffee waste in workshop near Kiev, Ukraine May 13, 2019. Sunglasses made of coffee grounds and flax glued by vegetable oil is that if disposed, they turn into a fertilizer after 10 years. REUTERS/Gleb Garanich

A worker makes eco-friendly sunglass frames from coffee waste in workshop near Kiev, Ukraine May 13, 2019. REUTERS/Gleb Garanich

Maksym Havrylenko, CEO of innovative OCHIS COFFEE eyewear brand, shows eco-friendly sunglasses, made of coffee waste, in his workshop near Kiev, Ukraine May 13, 2019. REUTERS/Gleb Garanich