Loading...
Loading...
A double-wall insulated bottle for water, coffee, or tea. Holds temperature on a commute or a walk without leaking.
Free standard shipping on orders over $75. Standard delivery takes 3–5 business days. Express shipping (1–2 business days) is available at checkout for $14.99. We ship to all 50 US states. Orders placed before 2pm EST ship same day.
We offer a 30-day hassle-free return policy. Items must be unused, in original packaging, and with tags attached. Return shipping is free for defective items. Refunds are processed within 5–7 business days after we receive your return.
4.7
Based on 17 reviews
July 27, 2026
Wasn't sure about ordering online but this exceeded all expectations. Arrived in two days, works perfectly out of the box, and customer support answered my pre-purchase questions quickly.
July 20, 2026
The product photos don't do it justice — it's even better in person. Sturdy construction, thoughtful design details, and great value for what you get.
July 15, 2026
Third order from KASTOR and the quality has stayed consistent. Fair prices, reliable shipping, and products that actually get used.
July 13, 2026
Bought this as a gift and the recipient loved it. Packaging was neat, product feels premium, and it works exactly as described. Will definitely shop here again.
July 8, 2026
I've compared similar pieces elsewhere and this was the better buy. The object works as described and arrived well packed. Very impressed with KASTOR.
July 5, 2026
Solid quality and fast delivery. Gave 4 stars instead of 5 because it's slightly smaller than I imagined from the photos, but functionally it's excellent.
June 30, 2026
Solid quality and fast delivery. Gave 4 stars instead of 5 because it's slightly smaller than I imagined from the photos, but functionally it's excellent.
April 9, 2026
Really happy with this purchase overall. Product quality is great and it works as expected. Took an extra day to ship but arrived in good condition.
March 31, 2026
Third order from KASTOR and the quality has stayed consistent. Fair prices, reliable shipping, and products that actually get used.
March 29, 2026
I've compared similar pieces elsewhere and this was the better buy. The object works as described and arrived well packed. Very impressed with KASTOR.
March 13, 2026
Very pleased with the purchase. Works great and looks good. One small cosmetic imperfection on arrival but nothing that affects performance.
March 8, 2026
Nice product that meets expectations. Quality materials and decent packaging. Lost one star because I wish there were more color options available.
February 27, 2026
This has become a daily essential in our household. Build quality is solid, setup was easy, and it performs better than products I've paid twice as much for elsewhere.
January 1, 2026
This has become a daily essential in our household. The insulated field flask specifically has been great — Build quality is solid, setup was easy, and it performs better than products I've paid twice as much for elsewhere.
December 18, 2025
Third order from KASTOR and the quality has stayed consistent. Fair prices, reliable shipping, and products that actually get used.
October 26, 2025
Ordered this along with a few other items and everything arrived well-packaged. Quality is exactly what you'd expect from a premium marketplace. Already planning my next order.
October 1, 2025
Wasn't sure about ordering online but this exceeded all expectations. Arrived in two days, works perfectly out of the box, and customer support answered my pre-purchase questions quickly.
Share your experience with this product
