Metronic 1000 Pack Bubble Mailer 4X8 Inch White,Usable Size 4x7 Waterproof Padded Envelopes,Self-Seal Small Bubble Mailers Cushioning for Shipping,Jewelry Makeup Supplies, Packaging BulkPerfect SizeThe White bubble mailers outer size is 4x8 inch, while the inner size is 4x7 inch. These small padded mailers are easy to use, not requiring extra packaging material. Simply peel and fold over to seal each package safely and securely. Economical & ConvenientPadded mailers are an affordable alternative to shipping boxes, and they will soften the impact of handling while your package is in transit,keeping your customer's items safe. Our