If you check CCC that particular sku has jumped directly from $3-$4 to $9 a while back so it might be have gone out of production. A quick Amazon search shows 3

If you check CCC that particular sku has jumped directly from $3-$4 to $9 a while back so it might be have gone out of production. A quick Amazon search shows 300 for $2.29 or 1000 for $8.77. (Compared to the 500 for $3-ish of the original).