Lightweight and economical, these GoSecure bubble lined envelopes are designed to be impact resistant. With a bubble lined interior and an exterior made from 75gsm MG grade paper, these envelopes are ideal for protecting delicate or fragile items in transit. Featuring a sender address box and a secure peel and seal closure, these size 9 white envelopes measure 290 x 435mm (internal size) and come in a pack of 50. The bubble that inner lines the mailers is produced using a minimum of 30% recycled content.

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