Double Sided Marker Pen Colorful Pen 2024 New Pen with Custom Logo. Custom Logo Printing: Accept customized logo printing on pens and packaging. Multi-Color Options: Available in 12 colors for primary school painting and custom PMS colors. OEM & ODM Service: Full OEM and ODM services accepted with free design support. Sample Order Welcome: Sample orders accepted with mixed samples allowed for quality testing. Fast Shipping: Shipped via DHL, UPS, FedEx, TNT; arrival in 3-5 days. Custom Packaging: Box size, shape, logo, color, and material fully customizable. Low MOQ: Minimum order quantity starts from 2 sets. Durable Ink: 700 thickened oil-based permanent ink with 0.7mm felt tip.