A berm is an artificial ridge or embankment such as one built as a defence against tanks quotberms of shovelled earthquot see now you knowltbr gtltbr gthoodie design reads were gonna need a bigger berm mountain biking ukltbr gtltbr gtour hoodies are super heavy at 320g and made with 80 combed cotton and 20 polyester for exactly the right comfort and fit you want from a classic hoody