Main Features: DESIGN CONCEPT. The pens has a stunning constellation design that will bring the wonders of the night sky and outer space to your. 12 different patterns, these writing pens are full of mystery. This is a gel pen that can erase pen and ink when you make a mistake. Each pen comes with an eraser, which is cost-effective. APPLICATION. Suitable for drawing or writing when you need, not only can be applied in school, but also can be served in home and office. With nice appearance, they can be regarded as nice gifts for birthday, Children's Day, Valentine's Day, graduation and other various festivals. MATERIAL. Our fine point gel pens are water-based, acid-free, non-toxic ink, which is totally safe to our health. The pen shell are made of quality plastic, light in weight and easy to carry. The flow system ensures continuous write right to the last drop of ink. SPECIFICATIONS. You will get a set of gel ink pens with 12 pcs, featured in 0.5mm fine point spreads ink perfectly, creates striking, vivid lines. Blue and black for you chooce. PROFESSIONAL SERVICES. Customer satisfaction is our greatest motivation, a claim for refund with in 60 days after its purchase is guaranteed for any reason. If you meet any operation difficulties or quality issues, please feel free to contact us. Specifications: Item type: Gel Pens Material: PC+ABS Ink Color: Black, blue Size：0.5mm Package Contents: 12*PCS