A fastening device has a female component having a female opening featuring a broader female width at a first depth and a narrower female width at a second depth. The female component also has a female attachment surface with an interior slope rising away from the female opening. The fastening device also has a male component with a male attachment member that at least partially conforms to the interior slope of the female attachment surface. The male attachment member also has a broader male width larger than the narrower female width. The male attachment member also features a narrower male width that is not larger than the narrower female width.