Essential Heavyweight Tee-Black Mark
Essential Heavyweight Tee-Black Mark
The foundation of BLKTIDE™. Crafted from premium heavyweight cotton for lasting comfort, a structured fit, and everyday wear. Finished with our signature mark.
- Premium heavyweight cotton
- True to size fit
- Soft, durable construction
- Signature BLKTIDE™ left chest logo
- Designed for everyday wear
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what we are about
ocean made
BLKTIDE was founded with a simple belief: the ocean deserves more than admiration—it deserves protection.
We create timeless, premium apparel inspired by the sea and built for everyday wear. Every collection reflects our commitment to quality, simplicity, and the conservation of our oceans for generations to come.
our impact
The ocean inspires everything we create, and protecting it is at the heart of BLKTIDE.
That's why 10% of every purchase is dedicated to supporting organizations focused on ocean conservation, marine research, habitat restoration, and responsible ocean management.
Every order helps fund efforts to protect marine ecosystems, preserve wildlife, and ensure future generations can continue to experience the beauty and power of the sea.
Wear the mission. Protect the ocean.
Free shipping and returns
Shipping
• Orders ship within 1–4 business days.
• Tracking information is emailed once your order has shipped.
• Free shipping on orders over $75
Returns
• Returns accepted within 30 days of delivery.
• Items must be unworn, unwashed, and in original condition.
• See our full return policy for details.