This is a child-friendly wooden knife that can be used for educational purposes. It's easy to use and it can't cut the skin. Your little chef can learn while being safe. It cuts through fruits and vegetables, cheese, bread and much more. There are numerous ways to use this Eco friendly SUPER SAFE knife chopper: 1)Parents can use these knives with babies and children for sensory and play-dough play 2)Toddlers benefit while having Montessori practical life activities (such as: how to prepare their own snack: they can use child-friendly wooden knife to cut a banana for instance) 3)Using this product also helps developing fine motor skills and promotes child independence4)Young children as well as older children can use these for heuristic play, pretend play and open-ended play ~ multitude of options.Each knife is made of Oak wood. ? Dimensions: height 9 cm (3.5 inch)length 10 cm (4 inch)thickness 2cm (0.75 inch). ?NOTE: Our toys are made from organic, natural materials and non-toxic child safe finishes and paints. Toys should not be submerged in water, use damp cloth to wipe them. This item is handmade and may be slightly different in wood grain and tone from what you see in pictures, you get a unique piece! Parental supervision is always suggested.