These wallet-sized grinder from ABC co are simple to use and store away. Fits right into your wallet, with a grater like design around our Gaya Godess, and Cannabis Crown logo. Use is simple: rub the cannabis flower across the grated surface. These wallet-sized grinder from ABC co are simple to use and store away. Fits right into your wallet, with a grater like design around our Gaya Godess, and Cannabis Crown logo. Use is simple: rub the cannabis flower across the grated surface.