RFID BLOCKING CONSTRUCTION PREVENTS IDENTITY THEFT. CONVENIENTLY HOLDS 2 CREDIT CARDS OR ID'S. ONLY 2MM THICK, INCLUDES INSERT CARD WITH INSTRUCTIONS. GREAT FOR A NIGHT OUT, LEAVE YOUR PURSE OR WALLET AT HOME! THE "EASY OUT" FEATURE MAKES CARD REMOVAL HASSLE FREE. FULL COLOR GRAPHICS INCLUDED WITH 3M® REMOVABLE ADHESIVE THAT LEAVES NO RESIDUE BEHIND. GSA - FIPS 201 APPROVED. COMPLIES WITH GSA. 2 1/4" W X 3 1/2" H X 2MM THICK