ProTEK via Amazon offers 200 Pro Office Premium 5.5 x 8.5" Self Adhesive Shipping Labels for $9.99. Coupon code "YF8EI9OX" cuts it to $8.99. Plus, Prime members bag free shipping. (Non-members can get free shipping with orders of $35 or more; otherwise, shipping adds $6.38.) That's $1 under what you could expect to pay at a local Office Depot.