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Kalsten | Compact Thermos Cup - ThermoSip

Regular price $37.99 $76.00 SAVE $38.01 (50% OFF) Sale price
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Enjoy your favourite hot beverage at the perfect temperature, no matter where you are!
The ThermoSip is the ultimate companion for coffee lovers. With its innovative temperature display and double-wall insulation, your coffee stays perfectly warm for hours. Whether you're on the go, at work, or relaxing at home, ThermoSip ensures an exceptional coffee experience.


Why Choose ThermoSip?

  • Real-time Temperature Display: Always know the ideal temperature for your drink.
  • Double-wall Insulation: Keeps your coffee warm for hours without heat loss.
  • Leak-proof Design: Perfect for travel without any spills.
  • Easy to Clean: With a wide opening and smooth interior.
  • Compact & Lightweight: Great for taking to the office, gym, or on trips.

Specifications:

  • Material: Stainless steel with a food-safe coating
  • Capacity: 500 ml
  • Features: LED temperature display, leak-proof lid, double-wall insulation
  • Dimensions: 17.5 cm x 10 cm

Start your day right with ThermoSip and enjoy coffee at its finest. Order today and experience the difference in taste and convenience!

Free standard shipping on all orders. No minimum purchase.

  • Ships to: United States
  • Processing: 1–4 business days (Mon–Fri)
  • Transit: 5–10 business days
  • Total delivery time: 6–14 business days
  • Order cut-off: 5:00 PM PST

You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.

See our full Shipping Policy.

You have 14 days from delivery to request a return.

  • Email support@open.shop with your order number to start a return.
  • Items must be unused, complete, and in their original packaging.
  • Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
  • Damaged, defective or incorrect items: we cover all return and replacement costs.
  • No restocking fees.
  • Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
  • Refunds are issued within 7 business days of inspection.

See our full Return Policy.

Questions about your order or our products? We're happy to help.

Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands

Email: support@open.shop

Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)

We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.

For quick answers, visit our FAQ page or use our Contact Form.