$10 -20 pound bag of live sand, new, I used a couple of pounds from it for a 8gal biocube...it's Aragonite, Carib-Sea Arag-Alive. Paid $20.

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$30 -new never used 2.5 gal Kent Marine AquaDose Dripping system also includes new never used Kent Marine Superbuffer-dkh (2pound 3.3 oz, 1KG). Also includes instruction manual.
More info:
system: https://www.marinedepot.com/Kent_Mar...DPGT-5-vi.html

dosing:
http://www.marinedepot.com/ps_viewit...csegooglebase2