EXPANDIBLE CAPACITY--It can holds up to 15cards,and with the stretch band,it can adapt the thickness automatically according to how many cards inserting to optimize space;
EASY FOR AIRTAG--Elegant and easy for airtag(apple airtag only),operating instructiion comes inside the box;
EASY ACCESS--Easy to push cards out and take,no need to find it everywhere;metal money clip with just-righ tighness to hold the bills safety but easy to take out;
SLIM SIZE--Simplely structured metal board for life time use;Just one card size,realy slim in hand and fit in any pocket;
RFID BLOCKING--100% reliable,a metal case can block any scranning signal.