Through July 4th, you can get Free Document Shredding at Staples — up to 5 pounds — with the new coupon available! One pound of paper is roughly 100 sheets or 1/2-inch stack. Simply print out this new coupon then head to your local Staples store to redeem. Limit one coupon per customer. Click here to find a location near you. Expires 7/4/2020.