The Hüllle is stable and protects the iPhone well. It sits very tight and is quite difficult to get out of the shell. You can completely fold the sleeve back and fix it with the tabs, so nothing disturbs the tap. When closed, is also sufficient space for the card, the envelope also goes to easily, when the compartments are filled. The "spine" of the envelope making serious wrinkles when you open and is probably the first break but we can cope with the price.
