GoSecure Bubble Lined Envelope (Pack of 100) Size 5 210x265mm Gold [ML10050] 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 5 Gold envelopes measure 220x265mm and come in a pack of 100.    Bubble lined interior    Durable 75gsm MG grade paper    Secure peel and seal closure    Size 5: 210x265mm (internal) 235x260mm (external)    Colour: Gold    Pack of 100