{"title":"Self Seal","description":"\u003cp\u003ePress to close - no strip, no moisture. \u003cstrong\u003eSelf-seal\u003c\/strong\u003e envelopes and mailers use a pre-applied pressure-sensitive adhesive that bonds on contact when the flap is pressed down. Faster than gummed, simpler than peel and seal, and available across business envelopes, coloured formats and mailing bags.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrowse related:\u003c\/strong\u003e \u003ca href=\"\/collections\/peel-seal\"\u003ePeel and Seal\u003c\/a\u003e  |  \u003ca href=\"\/collections\/self-seal-business-envelopes\"\u003eSelf Seal Business Envelopes\u003c\/a\u003e  |  \u003ca href=\"\/collections\/business-envelopes\"\u003eBusiness Envelopes\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"white-blue-opaque-self-seal-business-envelopes","title":"White Blue Opaque Self Seal Business Envelopes","description":"\u003cp\u003eWhite blue-opaque business envelopes with a self-seal strip, the same reliable format as a gummed envelope, just faster to close when you're working through volume. Made from recycled 90gsm and 100gsm wove paper with a blue lining for postal privacy. Window and non-window, wallet and pocket, DL through to C4 and beyond. 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Available from Postal Packaging.\u003c\/p\u003e","brand":"Postal Packaging","offers":[{"title":"75gsm \/ Without Window \/ DL - 110 x 220mm","offer_id":48451992092937,"sku":"215","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"80gsm \/ Without Window \/ 102 x 216mm","offer_id":48401839554825,"sku":"305","price":0.1,"currency_code":"GBP","in_stock":true},{"title":"90gsm \/ With Window \/ DL+ - 114 x 229mm","offer_id":48448130777353,"sku":"335","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"90gsm \/ With Window \/ DL - 110 x 220mm","offer_id":48448014385417,"sku":"232","price":0.08,"currency_code":"GBP","in_stock":false},{"title":"90gsm \/ Without Window \/ 114 x 235mm","offer_id":48448175407369,"sku":"343","price":0.08,"currency_code":"GBP","in_stock":true},{"title":"90gsm \/ Without Window \/ C4 - 229 x 324mm","offer_id":44959586812169,"sku":"329","price":0.19,"currency_code":"GBP","in_stock":true},{"title":"90gsm \/ Without Window \/ C5 - 229 x 162mm","offer_id":44959586550025,"sku":"512B","price":0.14,"currency_code":"GBP","in_stock":true},{"title":"90gsm \/ Without Window \/ DL - 110 x 220mm","offer_id":44959586681097,"sku":"307","price":0.07,"currency_code":"GBP","in_stock":false},{"title":"90gsm \/ Without Window \/ C6 - 114 x 162mm","offer_id":44959586418953,"sku":"106","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"100gsm \/ With Window \/ DL - 110 x 220mm","offer_id":48448022216969,"sku":"236B","price":0.11,"currency_code":"GBP","in_stock":true},{"title":"100gsm \/ Without Window \/ C4 - 229 x 324mm","offer_id":48447847465225,"sku":"604","price":0.3,"currency_code":"GBP","in_stock":true},{"title":"110gsm \/ With Window \/ DL - 110 x 220mm","offer_id":48448025624841,"sku":"236D","price":0.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0614\/8105\/files\/236B_01.jpg?v=1756823253"},{"product_id":"manila-gummed-business-envelopes","title":"Manila Gummed Business Envelopes","description":"\u003cp\u003eThe manila business envelope, reliable and professional in exactly the way it needs to be. 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Available in DL, C6, C5, and C4 to cover every standard business format.\u003c\/p\u003e","brand":"Postal Packaging","offers":[{"title":"Pocket \/ 90gsm \/ C4 - 324 x 229mm","offer_id":48447872696585,"sku":"600","price":0.21,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ 60 x 60mm","offer_id":45498288537865,"sku":"131","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ 98 x 67mm","offer_id":45498288734473,"sku":"POC9867M","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ 102 x 108mm","offer_id":45498288603401,"sku":"13922","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ 108 x 108mm","offer_id":45498288505097,"sku":"129","price":0.08,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ 124 x 89mm","offer_id":45498288668937,"sku":"POC12489M","price":0.08,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ 152 x 102mm","offer_id":45498288701705,"sku":"POC152102M","price":0.08,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ DL - 220 x 110mm","offer_id":48146975392009,"sku":"23780","price":0.09,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 80gsm \/ C6 - 162 x 114mm","offer_id":45498288570633,"sku":"542","price":0.09,"currency_code":"GBP","in_stock":true},{"title":"Pocket \/ 115gsm \/ C3 - 450 x 324mm","offer_id":48447974408457,"sku":"735","price":0.45,"currency_code":"GBP","in_stock":true},{"title":"Wallet \/ 80gsm \/ 102 x 216mm","offer_id":48447999574281,"sku":"1700","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"Wallet \/ 80gsm \/ C6 - 162 x 114mm","offer_id":48447994724617,"sku":"120M","price":0.07,"currency_code":"GBP","in_stock":true},{"title":"Wallet \/ 80gsm \/ C5 - 162 x 229mm","offer_id":48448109936905,"sku":"317","price":0.1,"currency_code":"GBP","in_stock":true},{"title":"Wallet \/ 80gsm \/ C6 - 114 x 162mm","offer_id":45498288472329,"sku":"105","price":0.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0614\/8105\/files\/105-manilla-gummed-business-envelopes-339243.jpg?v=1739464724"},{"product_id":"white-90gsm-self-seal-business-envelopes","title":"White 90gsm Self Seal Business Envelopes","description":"\u003cp\u003e90gsm white self-seal business envelopes for offices that need to move through correspondence at pace without compromising on presentation. 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Available from Postal Packaging in standard business sizes for invoices, statements, letters, and everyday office mail at any volume.\u003c\/p\u003e","brand":"Postal Packaging","offers":[{"title":"DL - 220 x 110mm","offer_id":55911890223369,"sku":"23788","price":0.13,"currency_code":"GBP","in_stock":false},{"title":"C5 - 162 x 229mm","offer_id":47991919411465,"sku":"511","price":0.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0614\/8105\/files\/511-white-90gsm-self-seal-business-envelopes-435016.jpg?v=1739464645"},{"product_id":"manila-90gsm-business-envelopes","title":"Manila 90gsm Business Envelopes","description":"\u003cp\u003e90gsm manila business envelopes in the classic warm-brown tone that professional offices have relied on for daily correspondence for generations. Gummed closure, quality paper, standard sizes. 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