Allthefloofs
Songster
I get the same shell from the feed store for 51 cents per pound bulk. Call around, I'm betting they have it somewhere.It just seems shaved thinner. It lasts awhile though. I need to find a better source for plain ground oyster shell they like.
https://www.amazon.com/gp/aw/d/B07R247HPH?psc=1&ref=ppx_pop_mob_b_asin_title