The Camillus 9″ CUDA® Carbonitride Titanium Folding Knife features a Quick Release and G10 Handle. The blade is AUS-8 Japanese Steel and Carbonitride Titanium which won’t flake, blister, chip or peel and is up to 10x harder than untreated steel so the blades stay sharper, longer. Hollow ground blade. Quick-action blade release. 3.75″ hollow ground blade. Ergonomic G10 Fiber handle. Lifetime Warranty.WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.