20000 EcoSwift Half Sheet Shipping Mailing Labels 8.5 x 5.5 inches Self Adhesive Blank White for eBay PayPal USPS FedEx UPS Laser Inkjet Printer Label size: 8 1/2 x 5 1/2 Self-adhesive Works with shipping software 2 Labels per 8 1/2" x 11" Sheet Quantity: 20000 labels / 10000 sheets