This hook holds onto the handles of shopping bags to keep them from sliding around on the floor of a MINI Cooper. It snaps onto the wire frame of the Cup Holder accessory that was commonly supplied on MINI Coopers from 2002 to 2007.Edit the MINI hanger.stp if you want to customize it for a different car.This model might be hard to build at home. You can buy one in "Strong & Flexible" material from Shapeways at http://shpws.me/3JsZ