Capacity: 350ml/12oz

Size/weight: 6/6.7×15×8cm

Carton: 44.5×44.5×35cm/0.069m³

QTY: 50pcs

N.W./G.W.: 0.0/1.5kgs

The 12oz Insulated Stainless Steel Red Wine Mug Outdoor represents a fusion of advanced thermal technology, minimalist design, and portability. Designed with a white, handle-free stainless steel body, this Tumbler incorporates double-wall insulation to maintain beverage temperature—keeping drinks hot or cold for extended periods. Its sleek, minimalist aesthetic makes it ideal for daily use, outdoor activities, travel, and work, delivering both functional efficiency and visual appeal.

In outdoor and B2B markets, demand is increasing for safe, durable, and portable drinkware that combines thermal efficiency with convenience. This mug addresses these requirements, offering consistent temperature retention, chemical safety, and ease of transport, making it an excellent option for corporate buyers, retailers, and hospitality providers.

Core Concepts and Key Technologies

Double-Wall Vacuum Insulation

Central to the 12oz tumbler is double-wall vacuum insulation, a technology that minimizes heat transfer through conduction, convection, and radiation. Key aspects include:

Thermal isolation: The vacuum layer between the inner and outer stainless steel walls drastically reduces conductive heat loss.

Convection suppression: The absence of air within the vacuum cavity eliminates convective heat transfer.

Reflective inner lining: Polished stainless steel surfaces reflect radiant heat back into the liquid.

Thermal performance:

Hot beverages retain warmth for 3–4 hours.

Cold beverages remain chilled for 5–7 hours.

This ensures that wine, coffee, cocktails, or tea maintain their intended temperatures even in outdoor or travel conditions, providing reliable performance for B2B clients in hospitality and retail sectors.

Minimalist, Handle-Free Design

The tumbler’s handle-free cylindrical structure provides multiple advantages:

Ease of portability: Fits into backpacks, car cup holders, and travel kits.

Ergonomic handling: Smooth, straight walls allow a secure grip without added bulk.

Aesthetic simplicity: A clean white finish complements modern outdoor and office environments.

The design reduces material usage while enhancing transport convenience, an important factor for bulk buyers seeking lightweight, versatile drinkware.

Product Structure, Materials, and Manufacturing Process

Structural Components

The 12oz tumbler is engineered with several critical components:

Inner liner: Made from SUS 304 or 316 food-grade stainless steel, resistant to corrosion and inert to taste.

Outer shell: Powder-coated or polished stainless steel for durability, aesthetics, and chemical safety.

Vacuum cavity: Provides thermal insulation.

Base: Wide and stable to prevent tipping during outdoor use.

Lid (optional): Enhances spill resistance and thermal retention.

Material Selection

Food-grade stainless steel: Ensures no metallic taste or chemical leaching.

Powder coating: Improves scratch resistance and supports easy cleaning.

BPA-free silicone seals: Secure the lid and maintain leak-proof performance.

Eco-friendly coatings: Reduce environmental impact and support corporate sustainability standards.

High-quality materials ensure durability, taste neutrality, and compliance with B2B safety requirements for hospitality, outdoor retail, and office applications.

Manufacturing Process

Deep drawing: Achieves uniform wall thickness for optimal thermal performance.

Precision welding: Seals the vacuum cavity to maintain insulation.

Vacuum evacuation: Removes air from the cavity for effective insulation.

Surface finishing: Powder coating or polishing ensures durability and aesthetic appeal.

Quality control: Thermal performance, leak-proof testing, and material certification checks.

This workflow guarantees consistent quality across bulk orders, a crucial consideration for corporate procurement and retail distribution.

Performance Characteristics and Quality Determinants

Thermal Retention

Hot beverages: 3–4 hours

Cold beverages: 5–7 hours

Factors influencing performance include:

Vacuum integrity

Wall thickness and steel grade

Lid and seal design

Surface finish

Ergonomics and Portability

Straight, handle-free body allows secure handling.

Compact dimensions enhance portability for outdoor activities.

Optional lid reduces spills and enhances thermal retention during travel.

Durability

Stainless steel resists corrosion and dents.

Coatings protect against scratches and wear.

Silicone seals maintain leak-proof performance over time.

Understanding these factors ensures B2B buyers can rely on performance and longevity for outdoor, office, and hospitality applications.

Factors Affecting Quality and Performance

Vacuum integrity: Breaches can reduce insulation efficiency.

Wall thickness and steel quality: Affect thermal retention and durability.

Coating durability: Influences scratch resistance and long-term appearance.

Lid and seal quality: Determines leak prevention and beverage safety.

Base stability: Prevents accidental spills during outdoor use.

Wholesale buyers should verify supplier testing protocols and material certifications before large-scale procurement.

Supply Chain and Vendor Selection

Supplier Evaluation

Key considerations for suppliers include:

Experience in vacuum-insulated stainless steel drinkware

Ability to fulfill high-volume orders with consistent quality

Expertise in minimalist, handle-free design

Capacity for custom branding or corporate engraving

Compliance and Certifications

FDA/LFGB certified: Ensures food-safe materials.

BPA-free seals: Confirm chemical safety.

REACH compliance: Supports environmental and chemical safety standards.

Customization and Bulk Procurement

Ensures uniform thermal performance across batches

Offers branding and engraving options for corporate gifts and hospitality use

Supports sustainable packaging, enhancing eco-friendly initiatives

Reliable suppliers provide consistent, safe, and attractive drinkware suitable for bulk B2B orders in outdoor, office, and retail markets.

Common Questions (FAQ)

Does the tumbler maintain hot beverage temperature outdoors?

Yes, it preserves heat for 3–4 hours.

Is the handle-free design practical for outdoor use?

Yes, the compact and straight design allows secure grip and portability.

Can the tumbler be customized for corporate branding?

Yes, laser engraving or UV printing can be applied without compromising thermal performance.

Is it suitable for travel or commuting?

Yes, optional lids enhance portability and reduce spill risks.

Are the materials safe for all beverages?

Yes, food-grade stainless steel and BPA-free seals ensure chemical safety and taste neutrality.

Applications and Industry Use Cases

Outdoor recreation: Hiking, camping, and picnics benefit from durable, insulated drinkware.

Office environments: Perfect for coffee, tea, or wine at a desk.

Travel: Fits into bags, backpacks, or car cup holders.

Corporate gifting: Custom branding enhances visibility for B2B clients.

Hospitality: Hotels, restaurants, and cafes can use it for hot or cold beverages.

Customization options allow bulk buyers to integrate branding and increase perceived value for clients and employees.

Current Trends and Future Directions

Minimalist, Safe, and Eco-Friendly Design

Handle-free, straight-body tumblers align with modern aesthetics.

White color conveys cleanliness and professionalism.

Sustainable materials and eco-friendly coatings are increasingly preferred.

Functional Innovations

Spill-resistant lids enhance usability in outdoor or travel scenarios.

Ergonomic designs ensure comfortable handling.

Future iterations may include temperature-sensing technology or smart labeling.

Market Outlook

Growing demand for portable, safe, and minimalist insulated tumblers.

Hospitality, corporate gifting, and retail sectors favor products with visual appeal and thermal reliability.

Personalization and eco-conscious production are key differentiators.

Conclusion

The 12oz Insulated Stainless Steel Red Wine Mug Outdoor combines minimalist design, thermal reliability, and chemical safety in a compact, handle-free package. Ideal for outdoor activities, office use, travel, and gifting, this tumbler delivers consistent temperature retention, durability, and visual appeal.

For B2B buyers, attention should be given to material quality, vacuum integrity, supplier reliability, and customization options. Its design aligns with current trends in eco-conscious, portable, and ergonomic drinkware, offering a safe, functional, and aesthetically pleasing solution for modern outdoor and workplace beverage consumption.