20 EcoSwift 8.5 x 12 Kraft Bubble Mailers Size #2 Self Sealing Bulk Padded Shipping Supplies Packaging Materials Envelopes Bags 8.5 by 12 inches Size: #2 Dimensions: 8.5" x 12" Usable Space: 8.5" x 11" EcoSwift Self-Sealing, Peel and Stick Adhesive Quantity: 20