Avery Ecofriendly Internet Shipping Labels 5 1/2 X 8 1/2 (100 Labels) Labels are bright white for professional results every time Perforated label sheets provide easy separation into labels and receipts Use white shipping labels for all your shipping and mailing needs Works well with United States Postal Service Click-N-Ship, Pitney Bowes Shipstream Manager Deluxe, eBay and PayPal online postage 25 sheets with 2 labels per sheet totaling 50 labels in a pack