Understand its purpose yet? Very simple and very practical Oh!?

A sucker can strongly adsorbed on smooth and flat glass or tile surface， particularly suitable for use in the kitchen or office， space， clean， would like to close on the land， want to use.?

The modest size of the bag cleverly embedded in plastic frame (made ??from the combination of two parts) and adsorbed on the wall can be used. With a plastic cover to prevent emission of odor， mosquitoes flying.