10Pcs 3/4" (19mm) Fire Starter Survival Whistle Buckle Flint Scraper For Paracord Bracelet 1) Size:62mm*32mm*11mm , Webbing Size:3/4"(19mm) 2) Product Sytle:Fire Starter Survival Whistle Buckle , Material type:Plastic/Magnesium/Metal 3) FIRE STARTER BUCKLES WITH WHISTLE tested and approved to be the most durable, Flint on one side with REMOVABLE striker/scraper on the other 4) Very Loud whistle buckle to alert others you need help, No one plans to get lost. These survival tools are on your wrist all the time 5) Used for making paracord bracelets, dog collars, lanyards. and other survival gear that you can carry every day so you have it when you need it.