EcoSwift 500 Size #0000 4x6 Small Kraft Bubble Mailers Self Sealing Bulk Padded Shipping Supplies Packaging Materials Envelopes Bags 4 x 6 inches EcoSwift 500 Size #0000 4x6 Small Kraft Bubble Mailers Self Sealing Bulk Padded Shipping Supplies Packaging Materials Envelopes Bags 4 x 6 inches Size: #0000 Dimensions: 4" x 6" Usable Space: 4" x 5" EcoSwift Self-Sealing, Peel and Stick Adhesive