Hands and feet with / Hands and feet with

We want to take out the trash can will be plastic bags, plastic bags will always take up
garbage can, we have to use a hand to according to trash can, so not only is a lot of
trouble and will build of the hands of the secondary pollution. Therefore I will the edge
of the garbage can design a circular grooves,foot, so on trash can make its fixed, and
then hand would be easy to take out the garbage bags will be.