Stack BlackBigger and better than ever. The HS Kompact Stacks range feature a double layered flick frame, meaning you can store more cards for instant access! With the same handy internal features as the HS Kompact range, the Stacks are for those looking for some additional card storage without compromising on thickness and functionality. The Stack Black is sleek, bold and ready to manoeuvre its way into your pocket. Designed for the modern minimalist who beats