... 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 ... fast. ,. Odorlessness ,Eco-friendly,Good to human body 9,Fashion design,and make your daily life easy ...