
High Quality Water Based Ink Glass Marker 6 Colors Permanent Porcelain Pen Dly Painting. Multi-Color Options: Available in 6 vibrant colors with customizable color options for regular products. OEM Service Available: Supports full customization from samples, designs, and flexible minor customization. Safety Certifications: Approved by EN71-3 and ASTM D-4236 standards for safe usage in schools and offices. One-Year Warranty: Provides a comprehensive one-year warranty plus lifetime service for all customers. Third-Party Inspection: Accepts third-party inspection services to guarantee product quality and quantity. Dual Tip Design: Features a 0.7mm point diameter with a popular 2-3mm tip style for versatile writing. Water-Based Ink: Uses permanent water-based ink suitable for glass, porcelain, and paper surfaces. Low MOQ: Minimum Order Quantity is just 1 piece, allowing for flexible purchasing.