Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
As we all know,the surface of a zip-top can is full of germs and dirt.When our lips contact the surface of a zip-top can directly,these harmful substance will enter our body through the mouth and make us uncomfortable.The clean zip-top is a special zip-top can because it has two layers near its mouth.When we open the can,the dirty surface of outside layer will be torn off with the zip-top.In this way,what our lips contact is the clean surface of inside layer and it prevents disease enters by the mouth.