• Sharp ≠ Dangerous

    Our patent-pending safe cutting tools are designed to cut only what you want — and nothing you don’t. We’ve combined an innovative ceramic blade with a shorter cutting zone to deliver a new class of safe cutting tools that are designed to cut everything except you.

  • At the Ready

    Our modern tools are safe enough to live anywhere and smart enough to solve almost any cutting challenge. Whether you’re on the assembly line or opening online orders, our knives are equal parts intuitive and effective. You’ll always want one on-hand.

  • Made to Last

    Our unique manufacturing process delivers blades that are durable, effective, and last 11.2 times longer than metal blades. So you get more cuts, more projects, more work done without ever worrying about the tool in your hand. It’s a smart choice any way you slice it.

Trusted by the Pros

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  • "I'm a box-opening black belt with this thing." 


  • "A must when it comes to safety. Five stars." 


  • "With all the shipments I get, this has made breaking down boxes so much easier." 


The Cure for Wrap Rage

Keys, scissors, and pens aren’t made to open shipping boxes. These are 

All Knives Are Not Created Equal

By rethinking the material, the cutting zone, and the sharpness of the blade itself, we’ve built highly effective tools that are simply safer.

Our tools are sharp enough to do the job with less risk of injury. We refuse to accept the conventional thinking that a cutting tool must be dangerous.

Learn More

Experience Safety, Redefined


Founded With a Mission

Slice was founded by TJ Scimone as a way to fund long-term care for his autistic son. Slice donates a minimum of 1% of worldwide corporate profits to various autism research programs that have global ramifications for families and individuals that live with autism daily.

We also encourage corporate and individual donations directly to our key research benefactor at the Autism and Developmental Disabilities Clinic, Lucile Packard Children's Hospital at Stanford University in Palo Alto, California.