Expandable envelope  (159 offers of 5,362,028 product items)

Polypost Wlt Clear BX5000 95x90 Coin Bag (1000x 5)

Gusset Pocket P/S Manilla 130GM Win BX125 324x229x25

Gusset Pocket P/S Manilla 130GM BX125 324x229x25

Tyvek Gusset Envelopes. Envelope Type: Plain. Format: B4. Material: Polyethylene. Maximum Gusset Expansion: 38 mm. Paperweight: 55 g/m². Seal: Peel and Seal. Dimensions (H x W): 353wx 250 mm. Colou...

Tyvek Gusset Envelopes. Envelope Type: Plain. Format: C4. Material: Polyethylene. Maximum Gusset Expansion: 38 mm. Paper Weight: 54 gsm. Seal: Peel and Seal. Dimensions: 324 x 229 mm (H x W). Colou...

New Guardian Armour gusset envelopes. Reinforced in a grid pattern with a woven polyester thread, providing exceptional strength. Peel & seal closure with Power-Tac adhesive for an exceptionally se...

Tyvek Gusset Envelopes. Envelope Type: Plain. Format: C6. Material: Polyethylene. Maximum Gusset Expansion: 38 mm. Paper Weight: 54 gsm. Seal: Peel and Seal. Dimensions: 330 x 250 mm (H x W). Colou...

Nyrex™ is the UK's No.1 brand for premium quality pockets and folders, providing protection of important documents since 1960 - long life guaranteed. Nyrex™ Heavy Duty Extra Capacity A4 Pockets hav...

Send bulky items with confidence in these high quality manilla gusset envelopes which provide a combination of good looks and strength. Exceptionally strong 130gsm ribbed manilla paper across the w...

Tyvek Gusset Envelopes. Envelope Type: Plain. Format: E4. Material: Polyethylene. Maximum Gusset Expansion: 50 mm. Paper Weight: 54 gsm. Seal: Peel and Seal. Dimensions: 381 x 250 mm (H x W). Colou...

PremierTeam Gusset Envelope in size C4 (324 mm x 229 mm x 25 mm) is a heavyweight 140 gsm Manila envelope. PremierTeam Gusset Manila Envelope has strong adhesive with protective peel-off strip. It ...

Tyvek Gusset Envelopes. Envelope Type: Plain. Format: E4. Material: Polyethylene. Maximum Gusset Expansion: 51 mm. Paper Weight: 54 gsm. Seal: Peel and Seal. Dimensions: 406 x 305 mm (H x W). Colou...

PremierTeam Gusset Pocket Envelope in size 381x254x25mm is a heavyweight 140gsm Manila envelope. PremierTeam Gusset Envelope has strong adhesive with protective peel-off strip. It is perfect to mai...

Tyvek Gusset Envelopes. Envelope Type: Plain. Material: Polyethylene. Maximum Gusset Expansion: 50 mm. Paper Weight: 68 gsm. Seal: Peel and Seal. Dimensions: 406 x 305 mm (H x W). Colour: White. Qu...

Featuring a 25mm expanding gusset, these Q-Connect C4 envelopes are suitable for mailing bulky items, such as catalogues, reports, mailers and more. Made from durable, bright white 120gsm paper, th...