Description
xOverview
Meet the CS COSDDI 12 oz vacuum-insulated tumbler, a compact companion built for everyday sipping. Crafted from high-quality 304 stainless steel, its double-wall design aims to be taste-free and rust-resistant, while the BPA-free silicone lid is paired with a durable seal for reliable performance on the go. The sleek black finish adds a minimal, versatile look suited to home, work, or travel.
How it works and what you gain
Designed to help you enjoy beverages the way you prefer, this tumbler uses a vacuum-sealed wall to aid temperature retention and a lid with an airtight silicone seal to minimize leaks. An integrated air vent supports smooth pouring, and a rubber base provides stability on desks, dashboards, and crowded countertops.
Key features
- Healthy Materials & Durability — 304 stainless steel is taste-free and rust-resistant; the lid is BPA-free and built for long-lasting use.
- Leakproof Design — airtight silicone seal plus an air vent for controlled pouring; rubber base reduces slipping.
- Compact Capacity & Portability — 12 oz capacity with a narrow body for easy handling; fits most car cup holders and many coffee makers.
- All-Season Versatility — ideal for hot coffee, iced tea, or cold beverages during commutes, travel, school, work, or outdoor moments.
- Care & Use — secure closing with two-click action; hand wash recommended; avoid dishwasher and microwave.
Real-life use examples
Whether you’re commuting, studying, or enjoying a weekend outdoor break, the tumbler is sized for one-handed use and portability. The spill-resistant design helps keep bags and car interiors clean, while the compact form fits in desks, backpacks, and crowded cup holders alike.
Care and maintenance
- Hand wash after use to preserve the finish and seal Integrity.
- Air-dry with the lid off; avoid dishwasher exposure and microwaving.
FAQ
Q: Does this tumbler prevent leaks when on the move?
A: Yes, it features an airtight silicone seal with a vent for controlled pouring and a stable, non-slip base.
Q: How should I clean and care for this tumbler?
A: Hand wash is recommended; avoid dishwasher and microwaving to help preserve the finish and seal.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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