Bag:
A bag is used for packaging or transport items. For the latter a bag may have one or two handles; a shoulder bag has a strap to carry it on the carry.

 A rucksack has straps to carry it on the back. There is also be a thread bag, with two strings which go over the bear and can be used as the fastening as well.

A bag may be closable by a closure, snap fastener, etc., or only by folding. from time to time a money bag or travel bag has a lock. Sachets may be cloth bags that are filled with pot pourri and tied off with streamer.

A bag may or may not be throwaway; however, even a disposable bag can often be used many times, not only for economic but also for ecological reasons lowest prices. On the other hand there may be logistic or hygienic reason to use a bag only once.

For example, a garbage bag is often likely of with its content. A bag for packaging a disposable product is often disposed of when it is unfilled.

Suitcases lock with keys or a combination. at first, suitcases were made of wool or linen.
Most contemporary suitcases have built-in small wheels enabling them to be pull along on hard flat surfaces by a unchanging or extendable handle or by a retractable or stowable leash. Suitcases are a type of luggage.

A smaller, firmer suitcase, used mainly for transporting papers and office supplies is known as a briefcase.

Airlines attach tags to luggage which is transported as chequered luggage. Due to current security anxiety, checked luggage may be inspected and the safety staff may confiscate belongings that are forbidden on-board aircraft.

Luggage :
Baggage can be identical with luggage, or can refer to the train of people and goods, both military and of a personal nature, which usually followed pre-modern armies on movement. The baggage was considered a strategic resource and closely guarded.

These would be ship by professional movers. Since the Second World War lesser and more frivolous suitcases and bags that can be carried by an person have become the main form of luggage.

The wooden box generally much well-built than other type of luggage. swimsuit come in smaller dimension as in the case of footlockers and larger ones called steamers bookbags.

These days’ trunks are more normally used for storage space than transportation. Items large enough to require a trunk are now more often than not ship in transport cases.

Passengers are allowed to carry a incomplete number of lesser bags with them in the vehicle, these are known as hand luggage, and contain plunder and items needed during the journey. There is in general storage space provided for hand luggage.

Either under seating, or in transparency lockers. Trains often have luggage racks at the ends of the carriage near the doors, or above the seats if there are compartment.

Types of Bag :
Duffel bag : The name come from Duffel, a town in Belgium anywhere the thick cloth used to make the bag originate. More recently, a duffel bag classically refers to the precise style of bag, though the saying may also be used to demote to any large generic holdall or a bag made of thick fabric.

It is often used to carry luggage or sports gear by people who travel in the out-of-doors. Duffel bags are also often used by armed personnel. When used by sailors, they are now and then called seabags in this capacity.

Two handles enable the bag to be agreed, and a strap (often optional) lets the user support the bag on the shoulders handbags.

It is often used to carry luggage or sports equipment, and has the advantage over the suitcase of life form compressible when empty.

Punching bags are often filled with sand, rags, or other material and are more often than not hang from the ceiling or affix to a stand. Other bags have an internal bladder to agree to them to be filled with air or water.

The designs of a punching bag allow it to take repeated and steady physical abuse without breaking. The bag must also soak up the impact of water, devoid of causing destruction to the user.