20 EcoSwift Size #2 7.5 x 10.5 White Poly Mailers Self Sealing Bulk Packaging Materials Shipping Supplies Envelopes Bags 7.5 inches by 10.5 inches Size: #2 Dimensions: 7.5" x 10.5" Dimensions: 7.5" x 10.5" EcoSwift Self-Sealing, Peel and Stick Adhesive Quantity: 20