Check the listing for details. WORKPRO 6PC Folding Utility Knife Set Quick Change/Back-lock w/20PC Extra Blades. Color: Green/Red/Blue, Condition: New. Listed at 37.99 USD. Product Description:Contains 6 utility knifes with different colors: red*2, green*2and blue*2;Quick change blade mechanism for easy installing and releasing the blade;Lightweight aluminum grip handle with belt clipSuitable for general-purpose cutting, as cutting boxes, rope, carpet, plastic, leather, wallpaper etc.Accepts all standard utility blades, 20 extra blade included in dispenserSpecification:MaterialAluminumBrandWORKPROColorGreen, Red, BlueItem DimensionsLxWxH3.25 x 1.6 x 0.58 inchesHandle MaterialAluminumBlade MaterialPlasticItem Weight0.35 KilogramsWORKPRO Folding Utility Knife Set Quick Change Blade, Back-lock Mechanism 3-piece with 10-piece Extra BladesFeatures:Affordable Dependability, Reinvented.Our sole focus is to build high quality tools at an incredible value.We are in business to bring affordable dependability to the world of tools.The set includes:Three 6 utility knives with different colors: red*2, green*2 and blue*210 extra blades included in dispenserDesignHead is constructed by stainless steel for durability,strength and rust resistanceDouble aluminum curved handle is lightweight and ergonomic,comfortable to handle and useWhen it is closed, the knife looks like an egg, safe and simpleQuick change mechanism and Back lockThe knife is designed for easily operationLOCK-BACK, which safely locks the blade in place when fully opening or closing itQuick Change Mechanism, just press the button and then,release, change and insert new blade,quickly and safelyDetailsSizeMini size, portable to hold and carryTextured pattern in grip like diamond for anti-slip while usingBelt clipLightweight grip handle with belt clip, with it you can hang in the belt, convenient and portable to carry and take when youre going to use itSK5 Knife bladesRegular duty utility blade of SK5 steel for cuttingFits most standard utility knives