38 400 Plastic Snap on Top Caps

Hopewell's 38-400 plastic snap on top cap, also known as a 38mm flip top cap, is designed for leak proof and spill proof dispensing of liquid and semi-liquid products. Equipped with a food-grade silicone valve, it ensures clean, controlled, and hygienic dispensing every time.

Made from 100% new food-safe PP material, this flip top cap is produced under strict quality control using fully automated assembly and visual inspection systems. Compact, stylish, and functional — it's one of the most popular plastic bottle covers for food and personal care packaging.

Hopewell's 38-400 flip top cap is widely used in:

• Food & Beverage: Ketchup, mayonnaise, honey, salad dressing, sauces, syrup.

• Personal Care: Shampoo, body lotion, conditioner, hand sanitizer.

• Household Products: Cleaning liquids, dishwashing gel, and more.

1. Snap the cap onto the 38-400 bottle neck firmly.

2. Flip open the top and gently squeeze the bottle to dispense.

3. The silicone valve ensures smooth flow and closes automatically to prevent leakage.

4. Flip the cap back to close and store the product upside down if required.

Manufacturing Process

Injection Molding: Caps are molded using precision plastic injection machines.

LSR Injection Molding: The silicone valve is produced through liquid silicone rubber (LSR) injection molding for high precision and consistency.

Automatic Assembly: Caps, valves, and seals are assembled by fully automatic machinery.

100% CCD Visual Inspection: Every cap undergoes camera-based inspection to ensure leak-proof quality.

Packaging & Shipment: Qualified products are packed in clean environments before delivery.

Why Choose Hopewell Plastic Caps?

1. Direct Manufacturer: 100% factory production with in-house mold design and manufacturing.

2. Quality Guaranteed: Automated assembly and 100% online inspection ensure stable quality.

3. Fast Delivery: Large inventory and short lead time with low MOQ of 10,000 pcs.

4. Customizable Designs: Colors, logos, and valve specifications can be customized.

5. Free Samples: Samples available for testing before mass production.

6. Professional Support: Over a decade of experience in food and beverage packaging.

The 38-400 plastic snap on top cap from Hopewell combines functional performance, clean dispensing, and visual appeal. With a reliable silicone valve and automated precision manufacturing, it's a perfect choice for brands looking to deliver premium-quality dispensing experiences in food, beverage, and personal care products.

Packaging & Delivery

Standard Packaging: 500–1000 pcs per carton, PE bag inner packing.

Custom Packaging: Available upon request.

Lead Time: 7–15 working days depending on order quantity.

Shipping: By sea, air, or express (DHL, FedEx, UPS).