AKC X-Treme Shadow 11" Black G-10 Stiletto Automatic Knife D2 Stone Washed Bayo. To unlock the blade, simply press the top bolster upward, and the same action is repeated for closing it securely. Overall length: 28cm – 11" Blade Length: 11.5 cm – 4.53" Blade thickness: 3mm - 0,12" Weight: 142 gr-5 oz Blade Material: G10 Handle Material: D2 Stone Washed Made in: China