Are Tervis Cups Dishwasher Safe? A Comprehensive Guide 

Are Tervis Cups Dishwasher Safe

Tervis cups have gained popularity for their durability and versatile designs, making them a favorite choice for enjoying beverages. Amid this appeal, a common question surfaces: Are Tervis cups dishwasher safe? This article delves into the intricacies of this concern, examining the materials, construction, and official recommendations provided by the manufacturer. By exploring user experiences and expert insights, we aim to provide a comprehensive guide on the dishwasher safety of Tervis cups, helping you make an informed decision about their care and maintenance.

Are Tervis Cups Dishwasher Safe? 

Yes, Tervis cups are generally dishwasher safe. The cups are made from durable Tritan™ plastic and are designed to withstand dishwasher cycles. However, to maintain their appearance and longevity, it’s recommended to use a gentle cycle with cooler water temperatures and avoid aggressive detergents. For best results, refer to the manufacturer’s guidelines on the product packaging or official website.

Dishwasher Safety: The Basics

Dishwashers have become indispensable appliances in modern kitchens, offering convenience and efficiency in cleaning a wide range of items, including drinkware. However, not all items are suitable for dishwasher use, and understanding dishwasher safety basics is crucial to preserving the quality and longevity of your possessions.

Dishwasher safety is essential to prevent damage to delicate materials, ensure hygiene, and extend the lifespan of items. Different materials, such as glass, plastic, and ceramics, react differently to the high heat and strong detergents used in dishwashers. Incorrect loading or exposure to aggressive cycles can lead to fading, warping, and even breakage. Understanding which items can safely go into the dishwasher and how to load them properly minimizes these risks.

The convenience of dishwashers is undeniable. They save time and effort, ensuring thorough cleaning and sanitization. Moreover, dishwashers often use water at higher temperatures than manual washing, which aids in removing tough stains and harmful bacteria. For items like Tervis cups, which are designed to withstand dishwasher use, these appliances can be a valuable tool in maintaining hygiene without compromising the cup’s integrity.

When contemplating whether an item is dishwasher safe, factors such as material composition, construction, and manufacturer’s guidelines come into play. While some items might be labeled as dishwasher safe, it’s prudent to be cautious with delicate or heirloom pieces. For items like Tervis cups, which are commonly made from Tritan™ plastic and are engineered to endure dishwasher cycles, adhering to the recommended cycle settings and detergent usage ensures optimal cleaning results while preserving their aesthetics and functionality.

Factors Influencing Dishwasher Safety

Dishwasher safety extends beyond the appliance itself; it hinges on a combination of factors related to the items being washed. When it comes to Tervis cups and similar drinkware, several key elements influence their compatibility with dishwasher use.

1. Material Composition

The material from which a cup is crafted plays a pivotal role in determining its dishwasher safety. Tervis cups, typically constructed from Tritan™ plastic, boast a reputation for durability. Tritan™ plastic is designed to withstand the heat and mechanical action within dishwashers. This heat resistance prevents deformation, warping, or the release of harmful chemicals, ensuring the cup’s structural integrity over time.

2. Double-Wall Construction

Tervis cups’ double-wall construction, a hallmark of their design, warrants consideration when pondering dishwasher safety. The sealed space between the walls can potentially trap water or detergent residue, leading to issues like mold growth or an unpleasant smell. To mitigate this, selecting dishwasher cycles with proper drainage and ensuring the cups are thoroughly dried after washing can help maintain their cleanliness.

3. Manufacturer’s Recommendations

Manufacturers’ guidelines provide invaluable insights into dishwasher safety. Tervis, for instance, often specifies whether their cups are dishwasher safe, outlining recommended cycle settings and detergent types. Adhering to these guidelines helps maximize the cup’s longevity and maintains its appearance.

4. Water Temperature and Detergents

Dishwashers employ varying water temperatures and detergents during their cycles. For Tervis cups, opting for cooler water temperatures and mild, non-abrasive detergents can prevent potential damage to the cup’s material and graphics. High temperatures and harsh chemicals might degrade the plastic or compromise the designs.

5. Frequency of Dishwasher Use

The frequency with which Tervis cups are placed in the dishwasher can also impact their overall durability. While they’re designed to withstand dishwasher cycles, excessive use might eventually lead to wear and tear. Using a dishwasher sporadically or occasionally hand washing can help extend the cups’ lifespan.

Official Manufacturer Guidelines For Dishwasher Use

Tervis, a reputable manufacturer of innovative drinkware, provides specific guidelines to ensure the proper care and maintenance of their products when using a dishwasher. These guidelines are intended to optimize the performance and longevity of Tervis cups while preserving their vibrant designs and insulation properties.

  • Dishwasher Compatibility: Tervis cups are generally designed to be dishwasher safe, thanks to their robust Tritan™ plastic construction. The cups can endure the heat, water pressure, and detergents commonly found in standard dishwasher cycles. This design feature allows for convenient cleaning and sanitization without compromising the cups’ quality.
  • Recommended Cycle Settings: To ensure the best results when washing Tervis cups in a dishwasher, it’s advisable to use a gentle cycle with moderate water temperatures. Avoiding aggressive cycles helps prevent potential distortion or damage to the cups’ shape and appearance. Utilizing a gentle cycle also minimizes the risk of water retention between the cup’s double walls.
  • Detergent Selection: When placing Tervis cups in the dishwasher, opt for mild, non-abrasive detergents. Harsh detergents and high-strength chemicals can negatively impact the plastic material and the designs on the cups. Using a detergent that is suitable for plastic materials ensures the cups remain vibrant and free from any chemical deterioration.
  • Top Rack Placement: For optimal results, place Tervis cups on the top rack of the dishwasher. This positioning shields the cups from direct exposure to intense heat and ensures they receive a more gentle cleaning process. Additionally, this placement prevents potential contact with larger or sharper items that could inadvertently cause damage.
  • Avoiding Dishwasher Overload: While Tervis cups are designed for dishwasher use, avoid overcrowding the dishwasher. An overcrowded dishwasher might lead to improper cleaning, and items could bump against each other during the cycle, potentially causing scratches or other damage.

Best Practices For Dishwashing Tervis Cups

Dishwashing Tervis cups can be a convenient way to keep them clean while preserving their quality and vibrant designs. To ensure the best results and extend the lifespan of your Tervis cups, consider these best practices when using a dishwasher.

  1. Pre-Rinse or Pre-Soak: Before placing your Tervis cups in the dishwasher, consider giving them a quick rinse or soak. This helps to loosen any residual liquids and prevents dried-on stains from setting during the dishwasher cycle.
  2. Gentle Cycle Preference: Opt for a gentle or light dishwasher cycle when washing your Tervis cups. A gentle cycle minimizes the risk of heat-related distortion and reduces the chance of water being trapped between the double walls of the cup.
  3. Cooler Water Temperatures: Choose a dishwasher setting with moderate water temperatures. Extremely hot water might affect the integrity of the plastic material or cause designs to fade over time.
  4. Mild Detergents: Select mild, non-abrasive detergents designed for use with plastic materials. Avoid using aggressive detergents or those with high chemical content, as they can potentially degrade the cup’s surface and graphics.
  5. Top Rack Placement: Position your Tervis cups on the top rack of the dishwasher. This placement shields them from direct heat exposure and decreases the likelihood of contact with larger or sharper items that could cause damage.
  6. Separate Load for Best Results: Whenever possible, wash your Tervis cups separately from items that have sharp edges or heavy utensils. This prevents potential scratching or impact damage during the wash cycle.
  7. Avoid Overloading: Avoid overloading the dishwasher to ensure that each cup receives thorough cleaning and sufficient water circulation. Overcrowding may lead to uneven cleaning and the cups not being properly sanitized.


In the realm of drinkware, Tervis cups offer a harmonious blend of durability and design, catering to beverage enthusiasts’ preferences. Addressing the inquiry of whether Tervis cups are dishwasher safe, we’ve explored the interplay of material composition, construction, and official guidelines. By navigating through user experiences and expert insights, a comprehensive understanding emerges. While Tervis cups are designed for dishwasher use, embracing manufacturer recommendations, mindful care, and occasional hand washing ensures these cups remain stalwart companions for enjoying beverages while retaining their vibrant charm.


Are Tervis Cups Dishwasher Safe By Default?

Tervis cups are generally designed to be dishwasher safe due to their Tritan™ plastic construction. However, adhering to manufacturer guidelines and using gentle cycles is recommended to preserve their quality.

Can I Use High Heat Cycles For Tervis Cups In The Dishwasher?

It’s advisable to avoid high heat cycles, as extreme temperatures can potentially affect the plastic material and graphics on Tervis cups. Opt for cooler water temperatures and mild detergents.

Is There A Risk Of Water Getting Trapped Between The Double Walls During Dishwashing?

Yes, the double-wall construction of Tervis cups can trap water if not properly drained. Selecting dishwasher settings with effective drainage and ensuring the cups are thoroughly dried after washing can prevent this issue.

Can I Wash Tervis Cups With Other Items In The Dishwasher?

Yes, you can wash Tervis cups with other items in the dishwasher. However, it’s recommended to place them on the top rack and separate them from items with sharp edges or heavy utensils to prevent potential damage.

Should I Occasionally Handwash Tervis Cups Despite Their Dishwasher Safety?

While Tervis cups are designed for dishwasher safety, occasional hand washing can help prolong their lifespan and maintain their appearance. Hand washing allows for more controlled cleaning and prevents potential wear from dishwasher use.

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