... food grade silicone+Metal 2,Non-toxic,easy clean and eco-friendly 3,Available in various colors 4,Cheap ... and fine,easy to use 5,Logos can be ... printed,debossed,embossed 6,Nice shape and comfortable hand feeling,best choice for promotional gifts 7,You can carry ... Odorlessness ,Eco-friendly,Good to human body 9,Fashion design,and make your daily life easy ...