The Spyderco Assist features a 3.69 in. partially serrated blade made form VG-10 steel and includes a thumb hole and a Cobra Hood for accurate thumb positioning. Knife includes a 4.88 in. orange, FRN bi-directional textured handle with backlock and a David Boye dent, emergency whistle, retractable and replaceable carbide glass breaker, pocket clip, and an overall length of 8.38 in.