Just hold tight the Handle and cut the vegetables or fruits. this potato chip cutter can easily cut potatoes into wavy shapes and you can make fries with wave cutter for your children and family yourself, that will provide more convenience to your cooking picnic The blade is made of high quality stainless steel and offers an ergonomic handle with a comfort-grip and matte texture surface, which reduces the pressure on the hands You can easy to put the potato chip knife in your dishwasher or wash with warm soap water, and last can use a soft cloth to wipe dry for potato cutter, which is suitable for compact storage You can use it to cut potatoes, cucumbers, carrots, apples, and the crinkle knife can be used in kitchens, homes, fries shops, party picnics, dinners, etc