Quick Summary
The 90mm PLA Dome Lid is a secure, eco-friendly lid designed for use with DaShan’s 90mm PLA beverage cups. Made from biodegradable PLA, this lid features a dome-shaped design with a smooth, rounded top and a built-in straw hole for easy drinking. The lid’s gear-patterned edge ensures a secure, leak-resistant seal that prevents spills, even when tilted. It’s an ideal choice for businesses that want to serve cold beverages such as iced coffee, smoothies, and milkshakes while reducing their environmental footprint.
DaShan & Craftsmanship Storytelling
At DaShan, sustainability and quality are at the heart of everything we do. Our 90mm PLA Dome Lid is a reflection of this commitment, offering a durable yet eco-friendly alternative to traditional plastic lids. Made from PLA (Polylactic Acid), a biodegradable material derived from renewable plant resources like corn and sugarcane, this lid helps businesses reduce their reliance on petroleum-based plastics.
The production process of the 90mm PLA Dome Lid involves a precise thermoforming technique that ensures consistency and durability, making it an excellent option for beverage service in cafes, restaurants, and catering. We continue to innovate and provide packaging solutions that meet both functional and environmental needs.

Materials & Sourcing
The 90mm PLA Dome Lid is made from PLA, a plant-based material that is biodegradable and compostable in industrial composting environments. PLA offers a sustainable alternative to petroleum-based plastics, providing an eco-friendly option for businesses looking to reduce their environmental impact.
We source our PLA from certified, sustainable suppliers who adhere to the highest environmental and ethical standards. This ensures that every 90mm PLA Dome Lid we produce not only meets safety and quality standards but also aligns with our commitment to sustainability.
Key Features & Structure of 90mm PLA Dome Lid
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Material: Made from biodegradable PLA, which is derived from renewable plant resources such as corn or sugarcane.
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Dome Design: The dome-shaped design provides extra space, making it perfect for drinks with whipped cream, foam, or toppings.
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Leak-Resistant: The gear-patterned edge of the lid ensures a secure, tight fit with DaShan’s 90mm PLA cups, preventing spills and leaks.
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Straw Hole: Includes a convenient straw hole, making it easier for customers to enjoy their cold beverages on the go.
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Embossed Design: The embossed edge helps the lid stay securely attached to the cup, providing a more secure seal.
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Eco-Friendly: The PLA material is biodegradable and compostable, offering a sustainable alternative to traditional plastic lids.
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Customizable: The lid can be customized with logos or artwork, allowing businesses to promote their brand while offering an environmentally friendly option.

Detailed Features & Product Details
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Material: PLA (Polylactic Acid), biodegradable, and plant-based.
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Weight: 3g
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Dimensions: 90mm diameter
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Packaging: 1000 lids per carton/600 lids per carton
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Carton Size: 49.0 x 25.0 x 39.0 cm/49.0 x 31.0 x 21.0 cm
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CBM: 0.05/0.03
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Straw Hole: Includes a pre-punched hole for a straw, ensuring ease of use.
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Embossed Edge: Ensures a tight fit with DaShan’s 90mm PLA cups, enhancing stability and preventing leaks.
Sustainability
The 90mm PLA Dome Lid is made from 100% biodegradable and compostable PLA, making it an eco-friendly choice for businesses looking to reduce plastic waste. PLA is a renewable material derived from plants, and the lid will break down naturally in industrial composting environments within 60 to 90 days.
DaShan ensures that all PLA products meet global sustainability certifications, including:
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ISO 9001: Quality management certification.
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FDA: Food safety certification for materials in contact with food and beverages.
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ASTM D6400: Compostability certification for industrial composting.
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EN 13432: European standard for compostable packaging.
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BPI: Biodegradable Products Institute certification.
These certifications ensure that the 90mm PLA Dome Lid meets the highest environmental and safety standards.

Capacity & Use Scenarios
The 90mm PLA Dome Lid is designed to be used with DaShan’s 90mm PLA cups, which range in capacity from 360ml to 660ml. It is particularly suited for cold beverages such as:
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Smoothies: The dome lid allows extra space for thick beverages and toppings like whipped cream.
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Iced Coffees & Teas: Ideal for cold brew coffee, iced lattes, and iced tea, providing an eco-friendly and stylish packaging solution.
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Milkshakes: Perfect for milkshakes and other creamy beverages, offering a secure seal to keep beverages fresh.
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Frozen Beverages: The lid helps maintain the quality and appearance of frozen drinks, ensuring they stay fresh during service.
This lid is perfect for use in cafes, restaurants, juice bars, food trucks, and catering events, where it can hold beverages with extra toppings or whipped cream.

Product Comparisons
Here is a comparison of the 90mm PLA Flat Lid with other models in the 90 series:

| Model | Material | Weight | Dimensions (mm) | Packaging | Carton Size (cm) | CBM |
|---|---|---|---|---|---|---|
| 90F (Flat Lid) | PLA | 2g | 90mm (Diameter) | 20*50 pcs/bag | 49.0 x 21.0 x 39.0 | 0.04 |
| 90D (Dome Lid) | PLA | 3g | 90mm (Diameter) | 20*50 pcs/bag | 49.0 x 25.0 x 39.0 | 0.05 |
| 90K (Straight Lid) | PLA | 3g | 90mm (Diameter) | 20*50 pcs/bag | 49.0 x 25.0 x 39.0 | 0.05 |
Matching Cups
The 90mm PLA Flat Lid pairs perfectly with the following 90-series PLA Cups:

| Model | Capacity | Material | Weight | Dimensions (mm) | Packaging | Carton Size (cm) | CBM |
|---|---|---|---|---|---|---|---|
| 90-12oz | 360ml | PLA | 10g | 90 x 56 x 103 | 20*50 pcs/bag | 47.0 x 37.0 x 43.0 | 0.07 |
| 90-14oz | 460ml | PLA | 10g | 90 x 56 x 115 | 20*50 pcs/bag | 47.0 x 37.0 x 45.0 | 0.08 |
| 90-16oz | 500ml | PLA | 11g | 90 x 56 x 135 | 20*50 pcs/bag | 47.0 x 37.0 x 51.0 | 0.09 |
| 90-18oz | 520ml | PLA | 11g | 90 x 56 x 145 | 20*50 pcs/bag | 47.0 x 37.0 x 56.0 | 0.10 |
| 90-20oz | 600ml | PLA | 12g | 90 x 56 x 158 | 20*50 pcs/bag | 47.0 x 37.0 x 56.0 | 0.10 |
| 90-24oz | 660ml | PLA | 14g | 90 x 56 x 176 | 20*50 pcs/bag | 47.0 x 37.0 x 62.0 | 0.11 |
Customization Options
The 90mm PLA Dome Lid can be customized in several ways to enhance your brand:
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Custom Printing: Add your logo, slogan, or artwork to the lid to promote your brand.
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Custom Embossing: Create a premium look with embossed designs, adding a textured finish to the lid.
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Custom Sizes: While the standard size is designed to fit 90mm PLA cups, custom sizes can be created for unique beverage needs.
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Straw Hole: Pre-punched straw hole for easy sipping on the go.
About DaShan – Trusted Food Packaging Manufacturer
DaShan is a leading provider of eco-friendly food packaging solutions, specializing in PLA, PET, and CPET materials. We offer a wide range of customizable packaging options to meet the needs of businesses in the foodservice, retail, and catering industries. With certifications like ISO 9001, FDA, and ASTM D6400, DaShan ensures the highest standards of quality, safety, and sustainability.
🌎 Global Exhibition Highlights
DaShan regularly participates in top global exhibitions to showcase our latest packaging solutions:
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Canton Fair (China)
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Gulfood Manufacturing (Dubai)
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Pack Expo (Chicago, USA)
These events allow us to stay ahead of industry trends and connect with businesses globally.

FAQ
Q1: Can the 90mm PLA Dome Lid be used with any 90mm cup?
Yes, the 90mm PLA Dome Lid is designed to fit all of DaShan’s 90mm PLA cups, including sizes from 360ml to 660ml.
Q2: Is the 90mm PLA Dome Lid leak-proof?
Yes, the 90mm PLA Dome Lid features a secure fit and gear-patterned edge to prevent leaks.
Q3: Can I customize the 90mm PLA Dome Lid?
Yes, the lid can be customized with logos, artwork, or embossed designs to align with your branding.
Q4: Is the 90mm PLA Dome Lid suitable for hot beverages?
No, the 90mm PLA Dome Lid is designed for cold beverages only due to the heat sensitivity of PLA.
Q5: What certifications does the 90mm PLA Dome Lid have?
The lid is certified by ISO 9001, FDA, ASTM D6400, EC 1935/2004, and EN 13432 for sustainability and safety.
Conclusion
The 90mm PLA Dome Lid is an eco-friendly, leak-resistant, and customizable solution for cold beverages. Made from biodegradable PLA, it offers an excellent fit for DaShan’s 90mm PLA cups, providing businesses with a sustainable, durable, and attractive lid for serving smoothies, milkshakes, iced coffee, and more. By choosing the 90mm PLA Dome Lid, you contribute to a greener future while enhancing your beverage presentation.