★★★★★ 5
Nice shirt
Fits nicely even though my figure is not ideal.
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Reviewed in the United States on March 18, 2026
CaribSea South Seas Flatz Sliced Base Rock 20 LB
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
CaribSea South Seas Flatz Sliced Base Rock 20 LBAll natural aragonitic calcium carbonate base rock, sliced into thin dections on both sides is the ultimate foundation for marine, reef, and African cichlid aquariums. Ideal for fragging, creating ledges and shelves, and substructures.
Quick Dispatch:
Your CaribSea South Seas Flatz Sliced Base Rock 20 LB orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your CaribSea South Seas Flatz Sliced Base Rock 20 LB ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.6 ★★★★★
Based on 433 reviews
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Product Reviews
★★★★★ 5
Just the right size!!
Very nice flannel shirt. Love the colors. Very comfortable. Perfect time of year as the weather is getting cooler.
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Reviewed in the United States on October 20, 2025
★★★★★ 5
Definitely worth the money.
Fits like a champ. Best price I could find and ships fast.
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Reviewed in the United States on December 5, 2025
★★★★★ 5
Quality flannel!
Quality, thick, warm and durable! Beautiful color.
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Reviewed in the United States on November 28, 2025
★★★★★ 4
Size
I got an XL. Nice shirt, I'm 6' 2 about 207lbs fit a little snug, not bad though. Maybe I should've got an XXL. Good quality especially for the price. Hope this helps.
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Reviewed in the United States on December 16, 2025
