The TLSFx German Stick Grenade is a great grenade for any WW2 historical gamers. It's hardy and durable construction and easy of use also makes it popular among all paintball and airsoft games. Operation is simple, remove bottom cap which exposes the string lanyard. Pull the lanyard and the 7 second fuse is lit and throw. On detonation cloud of powder is scattered over a wide area, all accompanied with a satisfying bang, making this a extremely effective ordinance.