Ergonomically designed non-slip handles are strong,lightweight,and comfortable. | Sharp blades are made of high quality stainless. Unlock protection prevent children from using it. | Free Hidden Nail File conveniently stored in handle will allow you to polish sharp nails to perfection. | Safety stop blade greatly reduces the risk of trimming nails too short. | For protecting the blade out of rust, we coated some Antirust Oil at blade. So it is nomal when you receive the product that have some oil at the blade..