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Seal Cup™ Large - Leak-Proof Food Container

Seal Cup™ Large - Leak-Proof Food Container - Main image
$10.88 $17 In stock

Category: Food Storage Containers

The Seal Cup™ Large is the perfect container for packing meals to-go.

The large Seal lunch box cup and all our Blue Water Bento collection lunch containers are designed FOR the ocean and BY the ocean. It's the beauty of our oceans that has inspired all our designs. Sneak a peek at the behind-the-scenes design process.

Since our leak-proof cup for lunch box is designed FOR the ocean and BY the ocean, it's the beauty of the nubby ridges found on seashells that inspired the texture of the seal lunch box's orange silicone lid.

Product Details:

  • Seal Cup Large container measures 4.75” diameter by 2.25” tall.
  • Capacity is 20 oz. (2.5 cups)
  • Tare weight is 4.4 oz
  • Tare weights are etched on the bottom of each container so they may be used at food bars and delis that charge by food weight
  • Non-toxic silicone lid and type 304 stainless container are free of estrogen-mimicking chemicals commonly found in plastics like BPA, BPS, and phthalates
  • All parts of this large lunchbox are dishwasher and oven safe. Not for use in the microwave
  • Steel and silicone container is lighter than glass containers and nonbreakable
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 4 reviews)

Daniel X. ★★★★★

This thing seals so tight I can toss it in my bag with zero worry about leaks. The lid clicks on with a satisfying sound, and the size is just right for a hearty lunch salad or leftovers. Makes packing meals for work actually easy.

Benjamin ★★★★★

I’ve been using this container for my beach picnics, and the so-called “leak-proof” seal actually held up against a sloshy soup without a single drip. It fits a generous portion, and the easy-to-clean interior is a nice bonus.

Michael E. ★★★★★

Finally, a lunch container that actually earns its "leak-proof" promise—I shook it upside down in my bag and not a drop escaped. The large size fits a full salad with room for dressing on the side, which makes my workday packing so much easier. It's clearly built with the ocean in mind, sturdy enoug