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.
Air Lock is a Improved design for cupule,the cupule we used before is very difficult to pull out from the surface,but Air Lock can loss the pressure inside to pull out easily through a smart structure and also it's a hanger,when you want to hang something on it!