1. the onion holder slicer is made of plastic and stainless steel, quality stainless steel is not easy to get rust, sturdy and durable, which can provide long servicing for your cooking life2.allow you keep onion in place for quick and easy slicing, thick plastic handle and non-slip, makes your holding more comfortable.3.proper size and portable to use, suitable for outdoor picnic and convenient to store and carry4.not only suitable for slicing onion, but also great for tomatoes, potatoes, cucumbers, eggs, waffle or various fruits, which are practical and convenient cooking tools, you can enjoy the cutting work together with your lover, family or friends to have more fun.5. you will receive 4 pieces onion holder slicers in total, come with 4 different colors, adequate quantity for your daily life using and replacement.