Mailing Bags Grey Recycled Self Seal Envelopes 400mm x 525mm 16" 21" Pack of 50

STRONG GREY MAILING BAGS - Solid grey postage bags with an opaque black inner layer that keeps contents private and secure in transit, ideal for posting clothes, parcels and online orders SELF SEAL CLOSURE - High tack self adhesive strip gives a fast, secure and tamper evident permanent seal with no tape needed, perfect for small businesses and online sellers WATERPROOF AND TEAR RESISTANT - Durable lightweight polythene mailers protect contents from rain, dirt and rough handling while helping to keep postage costs down SIZE 16" x 21" (400 x 525mm) - Measured width x length with an additional 40mm self adhesive lip; fits A3 sized items, hoodies and larger clothing RECYCLED AND RECYCLABLE - Made from 80% recycled polythene and 100% recyclable; each bag is printed with a suffocation warning (keep wrapper away from babies and children) and a responsible disposal reminder