... 3.Thickness:0.18mm High Quality Transparent PVC Work Card Holder -SR-275 PVC card holders ... are made from high quality soft,flexible PVC,they are sturdy while remaining soft and pliable.Accessories ... :safety pin,lanyard,magnet,elastic cord,etc. They are perfect for multi-day events as well ... holders are ideal for Student ID Cards,Pass Cards,Work Permit Cards,Bank Cards , Credit Cards , Membership ...