This unique painting knife is No 10 in the Bob Ross selection of knifes especially made to create the stunning landscapes you saw from his original television show. The knives have straight edged blades and are larger and more durable than other traditional painting knives. Thanks to this unique design it makes loading the knife with paint a much more straight forward process. The No 10 is perfect for filling in large spaces and blocking in areas of colour and to create strong bold marks with. The knife is also available in a smaller size No 5. - Brand: Bob Ross - No 10 Knife - Excellent for blocking in colours - Create quick and strong marks - Used a part of the Bob Ross painting system