SHOULDER or MESSENGER BAG
A soldier's canvas bag is called a duffle bag.
One example of something that has straps is a backpack, which typically has shoulder straps for carrying. Another example is a watch, which may have a strap made of leather, metal, or plastic to secure it around the wrist. Additionally, a safety harness used in rock climbing or construction work also has straps to secure the individual.
It is a sandal.
It's called a knapsack.
In the noun phrase, 'a bag of bags', the noun bag is functioning as the collective noun for a group of bags.
Yes, the backpack straps on this bag are detachable.
It is called a backpack or, less often now, a rucsack.
a bag
Archers carry a container called a quiver on their backs to keep their arrows within arm's reach.
I recommend the Osprey Atmos AG 65 backpack. It is durable and has straps to easily carry a sleeping bag for your camping trip.
A bag with broad straps distributes the weight more evenly across your shoulder, reducing pressure points and making it more comfortable to lift. Thin straps concentrate the weight on a smaller area, causing more strain and discomfort. Broad straps also provide better support and stability while carrying the bag.
rucksack
All laptop bags have clip-on should straps, and should be interchangeable between brands.
The straps on the front of a backpack are used for securing extra items, such as a jacket or sleeping bag, to the outside of the backpack.
Larger the area smaller the pressure. School bags usually have broad straps so that the weight of the bag may fall over a large area on the shoulder producing less pressure and less pressure, it is comfortable to carry heavy bag.
A shirt with no straps is typically called a "strapless shirt" or a "tube top." It is designed to be worn without any shoulder straps.
Some common handbags include the tote bag (also called shopper's bag), hobo bag, and satchel. The tote bag has adjustable straps and an easily accessed top-zipper, making it ideal for shopping. The hobo bag is crescent shaped and has a large amount of room. Lastly, the satchel has various compartments. For other common handbags, check Love That Bag.