Package includes 4 pieces of fine point black permanent markers, suitable for applying in a home, gardening, work, and other kinds of long-term marking work, which can meet your daily needs. Mr. Pen garden marker is made of opaque ink that is chemically stable, lightfast, and quick-dry. Oil-based ink is odorless, non-toxic, acid-free, and environmentally friendly. Durable fine round nib allows smooth and precise application. Our permanent pen markers that are short in size and have smooth and quick drying ink, can optimize your writing experience. Mr. Pen garden markers are ideal for working on multiple surfaces; they can be applied to paintings, ceramics, wood, leather, plastic, fabric, canvas, stone, glass, metal, chalkboard, craft supplies, etc. They are suitable for vegetable seedlings, greenhouses, gardening projects, pot experiments, etc. They will help you never lose track of what you planted. Package includes 4 pieces of fine point black permanent markers, suitable for applying in a home, gardening, work, and other kinds of long-term marking work, which can meet your daily needs. Mr. Pen garden marker is made of opaque ink that is chemically stable, lightfast, and quick-dry. Oil-based ink is odorless, non-toxic, acid-free, and environmentally friendly. Durable fine round nib allows smooth and precise application. Our permanent pen markers that are short in size and have smooth and quick drying ink, can optimize your writing experience. Mr. Pen garden markers are ideal for working on multiple surfaces; they can be applied to paintings, ceramics, wood, leather, plastic, fabric, canvas, stone, glass, metal, chalkboard, craft supplies, etc. They are suitable for vegetable seedlings, greenhouses, gardening projects, pot experiments, etc. They will help you never lose track of what you planted.