Sister Friend Card Holder  –  Portable and lightweight. Ideal for when you’re on the go, these cases easily fit in your pocket or small purse. RFID signal blocker prevents others from accessing valuable information; a must have for business and travel. Effortlessly open and close your secure case with a simple push of a button.  Size: 4.25″ x 3″ x 0.75″. 6 slots.