Hi, i am having extreme trouble with these so called 6s designed cases. I first bought the Spigen tough armour tech on Spigens website. ( http://www.spigen.co.uk/cell-phone/apple-iphone/iphone-6s/iphone-6s-case-tough-armor-tech.html#.VpLfyTbPzq0 ) you can clearly see it only titles 6S not 6...