23 Jul 1500 – 6.5×4.5 ECOSWIFT SELF SEAL RIGID SHIPPING FLATS CARDBOARD ENVELOPE MAILER
... 1,500 Self-Sealing Cardboard Mailers Highest Quality and Value (4.5" x 6.5") Product Specifications: Dimensions: 4.5" x 6.5"Thickness: 250 GSM Quantity: 1,500 Pieces Additional Details: Self-sealing, peel and stick, adhesive keeps contents secure and tamper proofExtremely durable and lightweight cardboard material helps save on postageProvides...