C4 Plain Manilla Self Seal Envelopes 324 x 229mm 18" are premium-quality 90gsm envelopes designed

are premium-quality 90gsm envelopes designed for securely mailing A4 documents

this product is widely used by Amazon

10" Wide x 336 metres in length

Single Wall Postal Mailing Cardboard Boxes are designed to meet Royal Mail's 'large letter' size restrictions

C4 Plain Manilla Self Seal Envelopes 324 x 229mm 18" are premium-quality 90gsm envelopes designedA4 size standard plain manilla self seal envelopes, measuring 324x229mm, are dependable 80gsm envelopes perfect for mailing A4 documents. These plain, window free envelopes offer a convenient self seal closure. For a more polished appearance and superior quality, explore our white range of envelopes.