18/410 Plastic Silicone Head Dropper with Glass Pipette for Essential Oil Bottle. Customizable Design: Discharge rate, color, and tube length are fully customizable to meet specific needs. Free Sample Testing: Free samples provided for quality testing; customer only covers freight costs. OEM/ODM Service: Full OEM and ODM services available with experienced design team support. Strict Quality Control: 3 pre-production tests and individual inspection for each bottle before packaging. Fast Delivery: Stocked items ship within 24 hours; custom items delivered in 7-20 days. 24/7 Support: Round-the-clock customer service for quality or transportation issue resolution. ISO9001 Certified: Product meets ISO9001 certification standards for quality assurance. Competitive Pricing: Good quality products offered at competitive prices with standard export packaging.