20 Pack 9x12 Blue Poly Mailers Shipping Bags blue poly mailers, perfect for shipping clothing, accessories, boutique orders, handmade items, and small business packaging. Includes: • 20 Poly Mailers Self-sealing adhesive closure. Lightweight, durable, tear-resistant, and moisture-resistant to help protect your shipments in transit. Great for clothing, online orders, resellers, boutiques, and small businesses. Ships fast and packaged with care. #PolyMailers #ShippingSupplies #SmallBusiness #Reseller #Packaging