You will not even notice these are in your pocket or attached to your belt: Ultra lightweight 14 Grams Full Titanium Key Holder Easily hooks To your keyrings, loops, and other attachments. Hook on to grocery bags quickly for easy carry. Organize all your keys with this Titanium Carabiner with Tool set: Large capacity holds all your key chain, caribeaners, edc, smaller carabiners with ease. Double loop design one one too and one on bottom. Both accessible with just one push lever design. Never lose your keys again. And always have a handy Philips head, flat head screw driver, hex, and bottle opener handy. Dimensions and weight: about 2.3x1.0x0.