Huhuhero Marco Renior 72 Color Oil Based Colored Pencils for Artist Sketching/ Art Writing/ Artwork/ Adults Coloring Book with Manual Sharpener in Metal Tin Case A wonderful oil-based colored pencil set for coloring Secret Garden, Enchanted Forest,and Lost Ocean Coloring Book. Fast delivery directly from Amazon, confrom to Amazon return and refund policies. Please feel free to contact seller for any product or order problem. Note: Huhuhero is a registered trademark (registered no. 86951117) and Huhuhero is the only authorized seller. Provides an artist with a wide range of materials in a compact, portable metal tin box Soft core makes coloring and drawing delightfully vivid & smooth, easy to color - enjoy a smoother coloring experience now! Brilliant colors, easy to sharpen . Artist-quality colored pencils come in a wide range of colors. Excellent colored pencils for any age. Environmental friendly material which is harmless to your health, completely safe for use by anyone, including children and pregnant women