50ml UV Color-Changing Ink Waterproof Fast-Drying Photochromic Stamp Pad Refill for DIY Crafts Office

50ml UV Color-Changing Ink 22 Vibrant Colors Waterproof Fast-Drying Photochromic Stamp Pad Refill for DIY Crafts Officename: photosensitive inkSpecification: 50mlFeatures: Waterproof and quick dryinguse: Inpad replenishment solutionWater resistant, light resistant and long-lasting preservationWater-resistant and non-fading oily solvent lasts for long50ml large bottleTimely replenishment of ink[Characteristics] Special oil for photosensitive seals,It is suitable for stamping on ordinary A4 paper, just a few drops each time. When it is slowly entered, it should be less but not more each time. Generally, 5-6 times are the best effect.