Black Nature Shiny Black Dropper Pipette Bottle 5ml-100ml Stocked. Customizable Printing: Supports label printing, screen print, hot stamping, and frost effects based on PANTONE color numbers. OEM/ODM Service: Full customization available including production according to customer designs and branding. High-Quality Glass Material: Made from thickened glass with smooth, polished mouths and non-slip bottoms for durability. Multiple Volume Options: Available in 5ml, 10ml, 15ml, 20ml, 30ml, 40ml, and 50ml sizes for various cosmetic needs. Strict Quality Control: Each bottle undergoes a 3-time leak test before packing to ensure integrity. Fast Stock Delivery: Stock products are shipped within 7 days after payment confirmation. Defect Replacement Policy: 1:1 replacement provided for any defective bottles caused by the manufacturer. Professional Design Team: Expert management from design and mold making to assembly and rigorous testing.