Blackout Sea Lion brings the Sea Lion’s spirit of strength, precision, and reliability to the Blackout Series. Its slim profile and durable steel construction are designed for dependable everyday use.
100-day hassle-free returns · 1-year guarantee if it breaks
Story card in every box: the specs and the story behind the blade
Built on one belief: every American deserves a great knife at a great price
Every BladeBox knife ships with its story card: the specs above and the story behind the blade. 100-day hassle-free returns, and a 1-year guarantee if it breaks.
Blackout Sea Lion brings the Sea Lion’s spirit of strength, precision, and reliability to the Blackout Series. Its slim profile and durable steel construction are designed for dependable everyday use.
100 days of hassle-free returns, and a 1-year guarantee if it breaks. Email support@bladebox.com and we will make it right.
Your knife, plus a story card that lays out its specs and the story behind it.
Most orders arrive within 5 business days. Please allow 3 to 14 business days. We ship via USPS, UPS or FedEx depending on the item.
Not happy, or received a damaged or defective item? Email support@bladebox.com with your order details to request a refund or exchange. Sale items are eligible too.
Since July 2025
Why BladeBox
Our story
My dad told me to make one knife. It became the Frogman, and BladeBox grew from there. Today we are the fastest-growing knife company on Whatnot, and we go live every morning at 8:30.
Here is why 50,000+ people chose BladeBox
Need to know
100 days of hassle-free returns, and a 1-year guarantee if it breaks. Email support@bladebox.com and we will make it right.
Most orders arrive within 5 business days. Please allow 3 to 14 business days. We ship via USPS, UPS or FedEx depending on the item.
Email support@bladebox.com with your order details and what you would like to return. Refunds and exchanges are available for items that are damaged, defective or just not for you, and sale items are eligible too.
Your knife and a story card that lays out its specs and the story behind it.
We are live on Whatnot every morning at 8:30. Come say hi, grab a deal and see what is dropping next. Follow BladeBox on Whatnot.
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Blackout Sea Lion brings the Sea Lion’s spirit of strength, precision, and reliability to the Blackout Series. Its slim profile and durable steel construction are designed for dependable everyday use.
