CRKT Ignitor EDC Folding Pocket Knife: Assisted Opening Everyday Carry, Serrated Edge Blade, Veff Serrations, Thumb Stud, Locking Liner, G10 Handle, Pocket Clip 6855 Outburst assisted opening Fire safe thumb stud actuation Veff serrations Designed by Ken Steigerwalt Limited Lifetime Warranty covers any defects in materials or workmanship, see company site for details