Purely Everyday Mailer Gummed Window White C5 155X220 90GSM Box of 500

Amazon

Can be used for a reply envelope, fits inside a C5 envelope High quality 90 gsm paper Gummed flap for a long shelf life and reliable sealing Ideal for business correspondance, letters and other mail Window: 45 x 90mm, 60 up, 20 left

Zoro Tools

The most extensive range of mailing wallets available from stock in the world! Sizes that are unique to Blake and window positions that cater for every address permutation justify our bold statement.