Meet a range of business mailing needs with these Coastwide Professional medium white poly bubble mailers. Give customer orders a layer of added protection against damage with these bubble mailers. The poly exteriors withstand frequent handling and exposure to water, and the self-adhesive closures keep contents safely inside throughout the mailing process. Air cushioning offers defense against accidental bumps and drops. These Coastwide Professional medium white poly bubble mailers boast a clean, white color to help labels stand out. Usable inside dimensions: 7.13"W x 10.75"L. Outside dimensions could vary. Comes in white and made of polyethylene. Single-use self-sealing closure. #1. 100 mailers per carton. Interior bubble lining keeps contents safe during transit. Sold as 100/Carton.