Keys that do make sound is not a a green toy item.It Greenbriar toy.

This Green Toys Mini Car is a 4" long, 100% recycled, yellow and red miniature Ford GT that is perfect for boys and girls ages 4 and up. The car has realistic sedans and keys sound, making it fun for kids to play with. The car is made of durable recycled plastic and is part of the kids series from Green Toys. It is a great addition to any toy collection and perfect for imaginative play.