Use our large bubble envelopes to post larger items such as garments or soft toys. They are ideal for safely and economically posting light to medium weight objects. These postal bags fit Royal Mail's medium parcel size, so help keep down postage costs. Carrying the Mail Lite brand, our bubble lined envelopes are strong and reliable yet very light. Their white Kraft surface is writable to make addressing more convenient, or you can easily stick on a label. Supplied in packs of 50, these bubble mailing envelopes are self-seal and sized 350 x 470mm.