Pentel Hi-Polymer Latex Free Eraser (ZEH10BP3), Large, 3/Pack or 3+1/Pack $0.10 @ Staples store pick up

https://www.staples.com/Pentel-Hi…uct_253203
My store sells 3+1free pack. I picked up 5 packs / 20 large erasers for 50 cents.
Credit to rastaman32 , please give reps to