Back Pack Size Chart for adults and kids

The best size of a backpack for anyone has to do primarily with the size of the “back”. Other factors that greatly influence the size of any backpack include the expected purpose of the backpack and the material the pack is made of. “Expected duty” can be further broken down into the type of load that the bag will regularly carry and the type of conditions the bag will generally be used. All required information in 1 Back Pack Size Chart page.

Backpacks for heavy lifting and bulky gear must be made of sturdier materials while those to be used in damp environments will usually be made of waterproof items. Not everyone will ever need to carry around technical packs, so let us get down to it. 

Why is a good backpack size important?

The right backpack size is of great importance due to three primary reasons.

1. The items packed: These items will need to sit comfortably and not be ruffled or disturbed. Each shuffle and muffle is a risk to the items. There is no point in buying a new book, only for the book to have creased corners just because they were stuffed into a container without much care.

2. The person carrying it: An ill-fitting pack can lead to excessive pressure on your neck and shoulders. For optimal performance, the pack needs to be a comfortable carry. Plus, you’ll be thrown off balance if the weight isn’t distributed evenly. You won’t be able to walk with correct posture and you may even have to compensate in the way you walk. 

3. The backpack itself: If the backpack is too small, there will be a great strain on the body of the pack and on the straps. If the backpack is too big, there will be a strain on the upper sections as much of the load will be in the lower segments and will have lots of spare room to jiggle around.

How To Choose The Right Back Pack Size

There is no single perfect size that fits everyone, it depends on what you’re doing, when and where you’re going, and how many minutes or hours you intend to carry the pack. Knowing these things will help you determine how much stuff you need to carry. Pack volume refers to how much space there is inside the pack. It is usually measured in liters (or in some cases, cubic inches). Choosing a size is easier for children. Backpacks for school is usually for children and have been roughly categorized by age, but for adults, you need to take a few steps.

Backpack Size Chart
Backpack Size Chart : how to measure your back

Use a measuring tape and get a friend to help. Your Iliac crest will support larger backpacks, it must be included in correct torso measurements.

1.Tilt your head forward to make it easier and find the highest protruding knob at the base of your neck. This is your C7 vertebra.

2. Tilt your head back up and find the point near the base, but in the center of your spine that aligns with the highest point on your hip bones. This is your Iliac Center.

3. Run the tape straight down the spine from your C7 to your Iliac Center. This is the HEIGHT of your back.

4. Compare your measurements with the charts below to help you decide on the right size. 

Back Pack Size Chart For Women

Women have shorter torsos and a more subtle body shape. Of all the body measurements of a woman, the actual measurements that regularly varies are the hip measurements. Backpacks specifically designed for women comes with a fit combination of several assistive features and cool accessories . They have an individual hip belt to make up for the size range of hip measurements. Some awesome features may include back-panel access for extra gear and personal items, a mesh storage pocket, pocket for sunglasses, external water bottle pockets and even internal mesh pockets.

Height (Inches)Height (Cm)Backpack SizeVolume (Liters)Volume (Cubic Inches)
13-1433-36Extra Small (XS)10610
14-1636-41Small (S)251526
16-1841-46Small Medium (SM)301831
18-1946-48Medium (M)402441

Back Pack Size chart For Men

Men have long torso lengths and the center of gravity from their shoulder blade to their hip Iliac crest allows a larger backpack to easily fit. Larger packs usually come with adequate shoulder straps. Some of the larger size custom fit packs have load lifter straps with shoulder strap adjustment. Larger persons can still go a bit further and get a big size backpack with compression straps, belt pad, and harness components so as to carry bulkier items. Backpack for travel with internal frames are the maximum capacity

Height (Inches)Height (Cm)Backpack SizeVolume (Liters)Volume (Cubic Inches)
16-1841-46Small (S)251526
18-2046-51Medium (M)402441
20-2251-56Large (L)603661

Back Pack Size Chart For Children

Most children need a school backpack. Essential features of a school backpack include plenty of storage for books and stationery and sometimes a padded laptop sleeve and mesh pockets for water bottles. Backpack for school usually comes with extra pockets and a natural shape to provide a well-fitted pack. All related kids size charts you can find here

AgeBackpack Dimensions (Inches)Backpack Dimensions (Centimeters)
411×627×15
512×6.530×17
612.5×731×18
713×733×18
814×7.536×19
914.5×837×20
1015×838×20
1115.5×839×20
1215.5×8.539×22
1316×941×23
1417×943×23
1517.5×945×23
1618×946×23

Backpack sizing explained

Back Pack sizing explained by Backpackies

Conclusion

The ultimate backpack doesn’t exist. However, with a tailor’s tape measure, you can rest assured that you can get a well-fitted backpack. A good backpack should easily come on and off. Your body’s torso length should be within the pack’s torso range. The shoulder strap should conform to the back of your shoulders. The load lifter straps should come up off the pack at a 45° angle. The shoulder strap padding should end 2 or 3 inches below your armpits. The hip belt should cover the top of your hip bones (iliac crest). The hip belt should support the majority of the pack’s weight.

If you have any questions or comments, please leave them below and share the article with your backpacking buddies.

Picture in this post by Kitera Dent on Unsplash

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