What is the difference between a wallet and pocket envelope

A pocket opening refers to an envelope with an opening on the short edge. Both have their advantages and when deciding which style of envelope opening is best for your needs there are some key points you should consider, such as:.

If you have a large scale mailing and the contents will be inserted by machine then we always recommend speaking to your mailing house to find out which style of envelope they need to run on their machines before purchasing. What will you be putting into your envelopes? These envelopes are commonly used in all applications. The wallet envelope normally has a trapezium shaped flap which is suitable for automatic mailing machines and can come in straight or slightly curved variations.

In reality, the highest demand is for a basic range of envelope sizes, which are:. Use this table below for a breakdown of each envelope size and its dimensions in mm, cm and inches. These may also be referred to as Greeting Card or Invitation Envelopes. An envelope with its flap on the short edge can be defined as a pocket envelope. Pocket envelopes usually have a straight flap. This style of envelope can be used in all applications, but if often used when sending important documents which the sender doesn't wish to fold.

The opposite of this would be an envelope with its flap on the short side, which is known as a wallet. An envelope with an expandable side seam is known as a gusset envelope. These expanding seams serve to increase the capacity of the envelope. This style of envelope provides a spacious and economical approach to sending bulky documents such as catalogues and reports. Gussets are usually a pocket envelope, and can have either a block bottom or V- bottom.

Glassine A paper based material used for envelope windows and some wage and photographic pockets. Click here for more information Glassine is a paper based material which can be used for envelope windows. It is translucent unless dyes are added to colour it or make it opaque. A unique grade of paper, it has many desirable properties and benefits, making it a popular choice. This type of window film is often used in our bespoke envelopes. Greenhouse Gas Emissions Emissions of gas which contribute to global warming by absorbing infrared radiation, thereby heating the atmosphere.

Main contributors are carbon dioxide, methane, and nitrous oxide. Click here for more information GSM stands for grams per square metre. Different weight papers are used for different purposes, but usually the higher the grammage and the thicker the paper is, the better quality it is. Our envelopes and packaging products range from gsm. Gummed This refers to the envelope sealing method that requires moistening to seal.

This is the most common type of sealing. Gummed envelopes have a strip of water soluble gum adhesive which requires moistening to seal. This gum is usually made from a blend of synthetic resin and dextrin, so is therefore biodegradable.

This is the most common sealing method and is always used for mailing envelopes as only gummed envelopes are suitable for automatic machine inserting, where the sealing can be performed automatically by the mailing machine.

If stored in the correct conditions, gummed envelopes should last for a number of years. Many of our Purely Everyday envelopes are gummed.

Other sealing types include self-seal and peel and seal. Gusset An envelope with an expandable side seam, these can have a block bottom or V- bottom.

Click here for more information A gusset envelope has an expandable side seam. These are normally a pocket envelope, and can have a block bottom or V- bottom. All our stock is V-bottom as this style is suitable for over printing. Gusset envelopes provide a spacious and convenient approach to sending bulky documents such as catalogues and reports. Now becoming increasingly popular for ecommerce fulfilment, these enable businesses to reduce packaging waste whilst ensuring their produce arrives safely and with minimal carriage cost.

Our gusset envelope collection spans over 52 different products, from coloured and board back options, to tear resistant and recycled envelopes, and is sure to have the perfect choice for you however specific your requirements! H 2 words TOP. Halm Jet Press A make of envelope printing press most commonly used in the envelope industry.

Click here for more information A make of envelope printing press most commonly used in the industry. Blake now have 2 Halm EM litho overprinting machines which are equipped with 5 printing units, four colours face and one reverse.

These have the ability to print 4 colour process to the face of the envelope at the same time as printing 1 colour on the reverse, so that there is no need to run a second pass for the all important return address or message. With its central impression cylinder, the EM machine can hold close registration across a variety of envelopes, giving an outstanding print result.

The EMs are also equipped with UV drying capabilities allowing for coated papers to be printed. Click here for more information Hot melt is a form of peel and seal adhesive featuring a narrow band of adhesive which looks similar to double sided tape adhesive which has a heavier gram weight than normal, giving a long shelf life of 5 years. Hot melt sealing can also be known as super seal, strip seal or peel and stick. Hot melt sealed envelopes are the most common option of peel and seal envelopes we stock.

Due to their sealing properties, hot melt peel and seal acts as a tamper proof security seal as it is impossible to open the envelope without tearing the flap. The other form of peel and seal adhesive is cold melt. This method of sealing is similar to self-seal latex, with one band of adhesive which is covered by a large silicone paper strip. Envelopes with cold melt peel and seal normally have a shelf life of 2 years. I 1 word TOP. Invitation Envelopes A gummed envelope with a classic diamond flap, usually used for greetings cards and invitations.

Click here for more information Invitation envelopes are a classic envelope style that can be recognised by their diamond shape or v-shaped flap opening on the longest side. These can also be known as a banker or greetings card envelope, due to their tradition of being used in the greeting card industry for sending personal noted and cards. This style of envelope is the perfect choice for any special event. Explore our select array of invitation envelopes within our Purely Everyday range, encompassing 29 handy sizes!

L 2 words TOP. It measures microns as opposed to the standard 22mm. Window envelopes from our Premium Business, Premium Office, Premium Pure and Premium Postfast ranges are produced with a 50 micron laser window film, making them guaranteed to withstand the heat of both colour and mono laser printers and digital machines. Other types of window film include a standard film, or a biodegradable option.

M 3 words TOP. Click here for more information A mailing wallet can be defined as envelope for use on an inserting or mailing machine, and can also be referred to as a machinable envelope. Featuring a signature trapezium flap and a gummed flap for automatic sealing, this style of envelope is required when using folding and inserting equipment.

Slightly larger than the standard envelope sizes, mailing envelopes provide the necessary extra space required for the machine to faultlessly insert any contents. With distinctive features and laser windows, these envelopes support the latest digital print technology and are perfect for processing mail at speed, as designed to run easily and efficiently on all mailing inserting machines with a consistent quality to avoid expensive machine down time.

Browse our extensive range of mailing wallets and uncover the largest range of machine inserting envelopes in the UK, offering all the most popular sizes, from DL to C4, with windows or non-windows, not to mention recycled options…. Matt Coated Envelopes made from coated paper designed for full colour overprint. Click here for more information Matt coated envelopes are made from matt coated paper. These envelopes are designed for full colour overprint, as their matt finish has a very noticeable effect on the appearance of the printed colour.

The coating on these envelopes keeps much of the ink from being absorbed by the paper, which produces excellent, vibrant colour. This is seen as a much more accurate measurement than grammage, as a micron is a measure of distance and not weight. N 2 words TOP. Natural Gas A non-renewable fossil energy source formed deep beneath the Earth's surface.

Containing many different compounds, the largest component is methane. O 2 words TOP. Opaque A printed design or wash inside an envelope, typically for security purposes.

Click here for more information The opaque is the printed design or wash inside an envelope which is typically for enhancing the security of the contents. This is almost exclusively restricted to white envelopes. Opaques can also be used to reveal a message through the window once the contents have been removed. Most interior opaques are printed in shades of blue or grey during manufacture. However, on special bespoke orders if the quantity is large enough, customers can have their own design opaque or specified Pantone colour.

Some choose to incorporate names, logos or messages in the throat of the envelope.