Description Rose Gold Metallic Bubble Mailers 5"x9". Fashion envelopes appearance creates a professional image for your company and leaves unforgettable impressions. Heavy duty padded envelopes with strong seams and self sealing. Foil mailers. Cool shield padded envelopes. Mailer Inside Dimensions: 5"x9" Mailer Per Piece Weight: 0.55 oz PACK of 25 mailing envelopes. Bright and shiny exterior. LIGHT-WEIGHT for saving postal cost. Multipurpose bubble envelopes.