Instant-marking wax pencil for use on china, glass, wood, and more Water resistant and colorfast for long-lasting use. Conical tip with peel-away paper wrapping eliminates the need for sharpening. Immediately adheres to porous and non-porous surfaces such as china, glass, cellophane, stone, enamel, wood, plastic, rubber, and more. Certified AP nontoxic. Dixon Markers & Highlighters part of a large selection of office supplies. Dixon (R) Phano (R) China Markers, Conical Point, Black, Box Of 12 is one of many Specialty Markers available through Office Depot. Made by Dixon.