About Us

Self-seal-bags.co.uk is a division of Polybags specialising in self-seal bags. Established in 1961, Polybags Ltd has been providing customers with quality polythene and polypropylene products at competitive prices for over half a century.

Minigrip bags trivia

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Amount Self Zip Seal Sizes All Plastic Resealable Lock Mini Grip Bags Clear Bag Zip Clear Plastic Grip Seal Lock Mini Resealable Self Bags Amount Sizes All Grip Seal Bag

Details about   50pcs x Kraft Bubble Envelopes Padded Mailers Shipping Self-Seal Bags 110

50pcs x Kraft Bubble Envelopes Padded Mailers Shipping Self-Seal Bags 110

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Measuring 100 x 140mm, these useful Minigrip Bags are perfect for convenient organisation. Just occupy them up with stationery, snacks, ingredients or components and press down to fasten the interlocking seal.

Take a see at our Grip Seal Bags (recyclable) with self-closing pressure system, which enables opening and closed repeatedly without deterioration. 

antistatic grip seal bags 76x127 millimeters pack 500 from other stores

12 X 16 Inch Large Clear Grip Seal Lock Heavy Duty Self Seal Bags 300 Gauge

9. The telescopic part 3 sta-rts to extend as compressed air is fed to air space 12, and air space 13 vents to atmosphere. Inflation valve 8 which is already open passes compressed air to gripper bag 1 starting inflation o~ this ~ripper bag. When the gripper bag is inflated inflation valve 8 closes. The motour now continues with step 2 of the cycle and so on. 2Q Refering to Fig. 1. and United Xingdom Speci~ication 1,044,201 '7 it can be seen that gripper bags 1 and 2 have flutes formed therein. These are to ensure that air is not trapped in, or excluded from the space between the gripper bags. It will be noted that more flutes are used on the gripper bags of the present invention, this ensures that they are better able to grip the wall of the duct, and are capable of greater inflation. The flutes are necessary to prevent pressure ` build up or form between the gripper bags when the duct motour is in operation. Such pressure effects would hinder the complimentary operation of the duct motour. It should be noted that the material used for the gripper bags, should, as : mentioned in specification 1,044,201 be flexible without being excessively elastic. . ` ' . lt will be seen from Fig. 1 that the distribution valve 7 is to the left o~ gripper bag 1 Polybags~ween gripper bags 1 and 2. This enables the ratio between extended and unextnded length of telescopic part 3 to be optimised, and so the overall length of the duct !: ;~ motour to be reduced. By having a shorter duct motour, it is potential to dispense with any form of flexible link be~ween the two gripper bags, as is used in the prior art invention. This removes a potential cause of disadvantage in the deYice~

High quality Ziplock bags. Standard, and customised. All bags are 100% food grade Virgin material for use with food, medical items, household item, hardware items, and much more. View our normal and printed part of the mini grip bags.

Plastic Self-Seal Bags Rectangle Transparent 7 x 5 cm (5 cm x 5 cm) pack of 200

Plastic Self-Seal Bags Rectangle Transparent 7 x 5 cm (5 cm x 5 cm) pack of 200

Polybags products

Polybags has been trading online at polybags.co.uk since 1999, providing customers with an excellent range of products including:

Carrier bags
Carrier bags
Polybags stocks a huge variety of clear and coloured carrier bags, made from either standard polythene or biodegradable materials and with a range of handle styles, including vest, patch and premium. You can also customise your bags to include your own company design.
Mailing bags
Mailing and courier bags
Perfect for regular post or courier services, mailing bags are light, waterproof and easy to use with an integral self-adhesive strip. Whether using standard, tuff, tamper proof, bubble or metallic mailers, these will add a touch of professionalism to your delivery.
Plain polythene bags
Plain packing bags
Polybags' range of plain polythene bags will cater for any type of packing, from covering furniture for storage or removals to protecting art during transportation, stocking nick nacks or nuts and bolts or packing food for extra freshness.
Polythene tubing and sheeting
Polythene tubing and sheeting
If you need to pack items of varying shapes and sizes, then polythene tubing or sheeting is just what you need. Available in light, medium or heavy duty polythene and in a range of widths, just unroll the correct amount of polythene, wrap the item and secure with tape, banding or a heat sealer.
Bubble film and bubble bags
Bubble packaging
If you have delicate items that need to be protected during postage or transportation, Polybags' range of bubble packaging provides the perfect solution. This wide variety of bubble wrap and bubble bags give air-cushioned protection for items of all shapes and sizes.
Grip seal and slider grip bags
Grip seal or self-seal bags
Ever-popular with customers, Polybags stock a huge range of self-seal bags, also known as grip-seal bags. Easy to use time and time again thanks to a simple plastic strip fastener, these bags will keep any contents free waterproof and free from contamination or dirt.
Specialist bags
Produce and paper bags
These ultra-thin high density polythene film bags and wide range of paper bags and carriers will cater for all types of food produce and allow you to package your food however you wish. Perfect for grocers, market traders, delicatessens, take-away restaurants and food traders everywhere.
Waste bags and sacks
Waste bags and sacks
Made from recycled polythene but very durable, Polybags' excellent range of waste bags caters for almost any bin. Ideal for home, garden or workplace, these bags will cover any disposal need, including clinical, hazardous or other specialist waste.
Environmental bags
Environmental bags
Polybags stocks a wide range of green products that will meet your packaging needs whilst remaining eco-friendly. Made from Biodegradable or Polybio packaging and developed in line with the latest research findings, these carriers, bin liners, refuse sacks and more will help you look out for the environment.
Garment bags and pallet covers
Garment and laundry covers
A leading manufacturer of dry cleaning and laundry covers, Polybags will help you and your customers protect your clothes or linen in storage or during transportation. This excellent range includes laundry collection bags, duvet covers, linen covers and dry cleaning covers. Available off the peg in clear or pre-printed form.
Presentation bags and retail bags
Presentation bags and retail bags
If you are looking for packaging to make your products sparkle, then this range of presentation bags made from high-clarity polypropylene film is just what you need. Any retailer who dazzles their customers with these bags will agree that there's no better way to present your products.
Transit packing
Vacuum bags
Vacuum packs are the ideal packaging for the catering industry as they will extend the shelf life of food by up to five times. Perfect for storing fish, meat, cooked or dried foods, these packs are compatible with all major chamber vacuum sealers.