WEVI’s Yerba Mate Cup is made for authentic brewing and daily use. Its food - grade 304 stainless steel lining preserves yerba mate’s original flavor, no metallic aftertastes. Boosted vacuum insulation keeps drinks at ideal temps for 8 hours. It includes a detachable stainless steel bombilla with precision drilling to sieve leaves smoothly. The anti - slip silicone base and leak - proof lid add portability. As a professional export manufacturer, WEVI combines ergonomic design and sturdiness, ideal for daily users and B2B partners in need of quality drinkware.
WEVI offers custom Yerba Mate Cup wholesale tailored for B2B partners worldwide. Crafted with food – grade 316 stainless steel, the cups retain yerba mate’s pure flavor without odd aftertastes. Equipped with upgraded vacuum insulation, they hold desired temperatures for 6 – 8 hours, fitting hot and cold brews. Each cup comes with a customized stainless steel bombilla, and we support logo engraving, color matching, and capacity customization to meet brand needs. Our key tech includes laser – cut filter holes on bombillas to avoid clogging and leak – proof seal tech for portability. We’ve fulfilled bulk orders for South American beverage brands and outdoor gear retailers, ensuring 30 – day mass production and compliant export certifications. As a reliable exporter, WEVI balances quality craftsmanship and flexible customization, making it your top choice for wholesale Yerba Mate Cup partnerships.
Superior Thermal Locking
Ritual-Focused Durability
Purpose-Built Functionality
B2B Customization Flexibility



WEVI thermos cups feature revolutionary vacuum insulation technology utilizing high-density, professional-grade stainless steel construction. The double-walled thermos cup architecture creates a perfect vacuum seal through precision engineering and specialized manufacturing processes, ensuring optimal thermal insulation and extremely stable temperature maintenance. This advanced thermos flask design effectively prevents heat transfer, maintaining beverage temperatures for extended periods. The premium stainless steel interior preserves liquid purity, completely blocking external temperature influences while eliminating any flavor transfer. The seamless, polished inner surface prevents residue accumulation and bacterial growth, making cleaning remarkably efficient.
We offer a variety of complimentary customization services for your Yerba Mate Cups, including tailored designs for Yerba Mate Cup shapes, handle styles, capacity options, and surface treatments such as printing techniques and decorative finishes.

Logo and printing
Customize your wholesale Travel Cups with WEVI! Our logo and printing options help create custom Travel Cups for business that will make a lasting impression on customers.

Colors
Showcase your brand with WEVI custom printed Travel Cups. Choose from CMYK full-color or Pantone printing options to instantly imprint your brand on bulk Travel Cups.

Custom Packaging
Create unique custom flask packaging that stands out. Our tailored services include a wide range of materials, shapes, and finishes to bring your vision to life.
Every WEVI mug is crafted with premium materials to deliver exceptional durability and safety. Our stainless steel Yerba Mate Cup collection utilizes 304/18-8 or 316 stainless steel, ensuring corrosion resistance and perfect heat retention. For daily office use, our ceramic Yerba Mate Cup series offers excellent microwave safety without lead or cadmium risks. Our specialty sublimation mug features high-quality coating that enables vibrant, permanent designs. The innovative heated Travel Cup incorporates food-safe heating elements, while the self-stirring cup uses BPA-free mechanical components. Every material in WEVI cups complies with FDA/LFGB standards, guaranteeing complete health security across all cup product lines including espresso cups and custom-designed cups.
With full in-house manufacturing, WEVI directly controls every aspect of mug production, ensuring rigorous quality standards and reliable delivery timelines for every cup we produce. Our decade of industry expertise allows us to master material properties and innovate mug technology, resulting in products that excel in durability, heat retention, and ergonomic design. When you choose a WEVI cup, you select precision-engineered drinkware solutions backed by proven manufacturing excellence.
WEVI provides comprehensive end-to-end OEM/ODM services for custom flask projects. From initial design concepts to mass production, we support fully customizable flask solutions including unique shapes, sizes, colors, and functional features. Combined with competitive direct-factory pricing and flexible MOQ options, we empower both startups and large-volume buyers to develop exceptional custom flask products without compromise.
We offer a complete turnkey solution. Our expert label application service ensures your products are perfectly labeled and distribution-ready upon arrival at any fulfillment center.
Once your flask order is completed, we immediately create a complete set of product photos and videos, delivering market-ready visual materials that save you time and resources.
We provide complete creative support for your flask project, from product renderings and custom design to tailored packaging, delivering a visual solution that builds your brand and excites your customers.
Keep your projects on schedule with our flexible and efficient shipping options for your flask orders. We support all modes of transport—sea, land, and air—ensuring fast and secure door-to-door delivery tailored to your timeline and budget.
Ensure your flask product line is compliant and enters the market smoothly. We provide professional product testing and authoritative certification reports to help you obtain the documentation required to meet international standards.
We provide secure and convenient payment options for your flask procurement. Our methods are designed for business ease, comprehensively covering credit cards, bank transfers, and modern solutions like Apple Pay.
WEVI proudly holds certifications including SGS, LFGB, and AGC, ensuring our commitment to quality, safety, and environmental standards for our cup solutions.
Overall, this is a great product, and I can't wait to buy some more. It really does everything it promises. The insulation is excellent, and the ice cubes are still intact!
The shipment arrived in very good condition. The products are as I expected and better. Professional support from Mavis on shipping and customs clearance.
Very impressed and satisfied with the quality and receipt of this product. The supplier was attentive and reactive to all our questions. We would order again.
1. Stainless Steel (18/8 or 304-Grade Stainless Steel)
This type of steel contains 18% chromium and 8% nickel, giving it superior corrosion resistance, durability, and safety for food and beverage storage.
• Corrosion Resistance: Stainless steel is highly resistant to rust and corrosion, even when exposed to moisture for extended periods, ensuring long-term use without degradation.
• Non-Reactive Surface: 18/8 stainless steel is a non-reactive metal, meaning it doesn’t impart flavors or leach harmful chemicals into the liquid, ensuring that beverages maintain their original taste.
• Durability and Impact Resistance: Stainless steel is known for its strength and durability, which makes it ideal for insulated bottles that are often used in outdoor and travel settings. The material can withstand drops, bumps, and everyday wear without denting easily.
2. Lid Materials: Food-Grade Plastics and Silicone
• Food-Safe Plastics (BPA-Free Polypropylene): It’s a highly durable and food-safe plastic that’s commonly used in the construction of bottle lids. It’s free from harmful chemicals like Bisphenol A (BPA), ensuring that no toxic substances leach into your drink. This material is chosen for its lightweight nature, impact resistance, and ease of molding into various lid designs, including flip lids, screw caps, and straw lids.
• Silicone Seals and Gaskets: Silicone is highly flexible, heat-resistant, and non-reactive, which makes it ideal for creating an airtight and watertight closure. These seals help prevent leaks and maintain temperature retention by minimizing heat exchange through the lid.
Ceramic and stainless steel Coffee Mugs are generally microwave and dishwasher-safe. For mugs with special coatings or prints, handwashing is recommended to preserve the design.
A vacuum insulated water bottle is a specialized container typically crafted from stainless steel or ceramic, featuring a vacuum-sealed layer between double walls. Its tightly sealed cap prevents temperature exchange, allowing the vacuum insulation to significantly slow heat transfer—keeping hot liquids warm and cold beverages chilled for extended periods. This modern hydration solution evolved directly from traditional thermos technology, adapting the same scientific principle of vacuum isolation into portable, user-friendly bottle formats for everyday convenience.
• Coffee mugs: Office use & daily beverages
• Travel mugs: Commuting & outdoor activities
• Sublimation mugs: Promotional gifts & photo printing
• Espresso mugs: Specialty coffee servings
The thermal retention capability of vacuum insulated water bottles stems from their vacuum-sealed layer, which significantly reduces heat transfer. While heat can still move via convection, conduction, and radiation even in a vacuum environment, the process occurs at a dramatically slower rate. This vacuum barrier primarily inhibits conductive heat flow but doesn’t eliminate it entirely. When the liquid inside is hotter than the ambient temperature, the system slows cooling; conversely, when the contents are colder, it delays warming. This dual-action mechanism enables vacuum insulated bottles to effectively maintain both hot and cold temperatures.
Understanding stainless steel differences is crucial for selecting quality insulated bottles. With over 150 stainless steel variants exhibiting distinct properties, NSF international standards mandate that food equipment must use either 200 or 300 series alloys.
① 200 Series
While NSF-certified as food-grade (e.g., 201/202 SS), 200-series steel contains high manganese and minimal nickel, increasing corrosion/rust susceptibility. Typically reserved for industrial applications rather than drinkware, this series offers lower corrosion resistance than premium alternatives. Its role in insulated bottles stems primarily from budget-friendly pricing.
② 300 Series
304 and 316 SS represent austenitic stainless steel - characterized by minimal food-contaminant migration, exceptional media corrosion resistance, and superior hygienic properties. Food-contact products require these alloys. While 304 SS (18/8) dominates daily-use items with proven acid/alkali resistance, 316 SS serves high-end applications like aerospace and food machinery due to enhanced purity and performance, commanding premium pricing.
Ultimately, 304 and 316 SS deliver optimal quality for food-grade water bottles. As professional manufacturers, WEVI's wholesale insulated bottles utilize 304/316/201 stainless steel - ensuring balanced material selection for diverse needs.
A well-known stainless steel water bottle supplier in China, Wevi have rich experience in manufacturing drinkware and containers with custom shapes, caps, logo print, surface finish, packages, etc. We also design for our clients, many designs have registered patents by our clients.
# Size/Capacity: 14oz, 18oz, 24oz, 32oz, 40oz, 64oz,128 oz or other customized capacity.
# Multiple Replacement Caps/Lids: Straw Lid, Sports Lid, Handle Lid, Stainless Steel Cap, Spout Lid, Wooden Lid, Flip Lid, etc.
# Surface Finish: Spraying, Powder Coating, Gradient Ramp, 3D/4D/5D Sculpture, Water Transfer, Air Transfer, Heat Transfer, etc.
# Logo Printing: Silkscreen Print, Laser Engraved, Embossed Logo, Heat Transfer Print, 4D Print, Sublimation Transfer, etc.
# Packaging Box: Egg Crate, White Box, Custom Color Box, Cylinder Box, Display Box, etc.
Enjoy flexible MOQ options tailored to your needs—quantities are fully negotiable to support your market testing phase. We adjust pricing proportionally based on order volume, enabling you to verify our product quality and service standards before confidently scaling orders. Reach out anytime; our team guarantees prompt responses to jumpstart your wholesale partnership.
Of course. We usually provide existing samples free of charge, but a small sample fee is charged for custom designs. The sample fee is refundable when the order reaches a certain quantity.
We usually ship samples via FedEx, UPS, etc. If you have a carrier account, you can use your account to ship; if not, you can pay the shipping fee via PayPal, and we will ship using our account.
It takes about 5-7 days to reach. If you want your own designs, it takes 8-10 days.
Of course, we are professional in OEM/ODM projects and we protect all the designs of every client, we will sign NDA if needed to ensure that we won’t send your artwork to any other clients and won’t sell your OEM items to anyone else. Any questions please send us your inquiry.
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