The standard nylon sheet has a unique Lock On Sheet function and non-slipmaterial along the bedside For improved flexibility, the Nylon Sheet has the Lock On Sheet function in three areas. It also features non-slip material along the bedside. This Nylon Sheet features Lock On functionality. Non-slip material along the bedside is removed to allow transfer from the bed to another supine surface. And finally a nylonsheet without any locks, but still non-slip material along the bedside for users that don’t need a locking system.