How is a bulletproof vest supposed to fit?
A bullet or stab proof vest should sit just above the belly button and extend no lower than the naval, as it is designed to protect the vital organs; any higher will not properly do this, and any lower will hinder movement.
Even if a vest is strong enough to stop the bullet from penetrating, the wearer may still suffer injury. If the vest stops a bullet, it may still force the vest fabric into the body of the individual. This can cause bruising or more severe internal injury.
Body armor is bulky, heavy, and uncomfortable in many scenarios. While new manufacturing developments are working to make them lighter and easier to wear, ballistic protection can often be very restrictive when it comes to movement.
When standing, the top plate edge should rest at the level of the jugular notch (the soft spot right above the sternum). Bottom of the plate edge should extend to approximately 4.5 inches above your service belt insuring protection of vital organs and vessels. The plate should fit comfortably when standing or sitting.
It's cut with very little tailoring allowance and is meant to sit very close to the body. A well-tailored waistcoat “skims” the torso without feeling tight or showing any fabric pulling.
Waistcoat Fit Details
It should lay smoothly against your chest and only have minimal bunching in the back where the adjustable strap cinches you in. If the buttons show signs of pulling, it's too tight. If there's some extra room at the sides (typically around the armpits), your tailor can take it in for you.
Bullets don't bounce off body armor, of course. For one thing, that would be extremely dangerous as the bullet could ricochet off the vest and hit innocent bystanders. The vest itself would also be extremely heavy and cumbersome and therefore impractical for everyday use.
Most providers warrant their vests a five-year life. This short span of time is the direct result of fibers breaking down over time which causes them to lose their ability to perform as expected.
Most states allow anyone to wear body armor anywhere, with federal laws in mind. However, some states don't allow the wear of body armor in schools, unless you're performing a job that requires it.
If a vest has stab protection, it may not be bulletproof. Equally, a bulletproof vest may offer no protection to bladed weapons. Furthermore, a vest that is bullet and edged blade resistant may not offer protection against spiked weapons.
Can a AK 47 go through a bulletproof vest?
Normally a NIJ Level IIIA bullet proof vest in combination with Level IV hard armor panels can stop AK-47 rounds including armor piercing. Level IV hard armor panels can be purchased by officers and are not restricted to military personel.
Hard armor systems including a ceramic faceplate, CMF core, and aluminum backing plate can be the perfect armor against calibers up to 50 caliber ball and armor-piercing rounds.

Some people believe body armor should reach the waist; however, this is not the ideal fit. If a vest goes past the navel, it becomes unnecessarily heavy at the cost of protecting non-vital organs.
There are no extra body armor regulations in California besides the federal laws. Adults can buy and use bulletproof vests and other body armor, except adults with felony convictions.
GENERAL FIT INFORMATION
Generally speaking, you should order 1-2” larger than your “upper chest” measurement, depending on your "Fit Preference". If your stomach measures larger than your waist, you will need to order 1” larger than that measurement in order for the vest/jacket to comfortably close.
In addition, a comp vest must also fit tight on your body, so the vest does not move in case of a crash.
A snug fit while not being too loose is a good sign that you have a properly fitting leather motorcycle jacket. Loose-fitting motorcycle jackets can be hazardous as the protective features of the jacket are compromised. A properly fitting jacket feels snug on the waist, arms, and chest.
Size | To fit Chest Size | |
---|---|---|
Inches | CM | |
S | 36-38 | 91-96 |
M | 38-40 | 96-101 |
L | 40-42 | 101-106 |
The vest hang: A natural transition from the pit tuck, the vest hang is clasping the top of the vest near their collarbones to keep arms from hitting the equipment on the duty belt. The crossed arms: This can look intimidating, but cops use this stance solely for comfort. It's also a great way to warm up on a cold day.
These guardians understand an AR-15's mass murder capability — and so should we. AR-15 bullets can penetrate the soft body armor typically worn by police, which is built to stop handgun rounds.
What happens if a bullet stays in your body?
People with bullet fragments retained in the body are more likely to return to the emergency room within six months and more likely to suffer from another firearm injury within a year, according to new research published in The American Journal of Surgery.
It made many people begin to question the level of security and safety in airports. In fact, quite a few travelers wanted to wear bulletproof vests in airports and on flights, but TSA and Homeland Security will not allow bulletproof vests on airlines as a carry-on, as they will set off metal detectors.
As the NIJ tests Type II body armor using high-velocity 9mm and . 357 Magnum ammunition, it's tough enough to stop most common handgun threats, including 9mm and . 40 S&W.
45 ACP will travel at slower speeds, which allows the body armor to stop them. However, . 357 SIG and 9mm guns travel at a quicker speed and can't stop them as easily.
Level IV armor is the highest level of defense you'll find on the market. This ceramic plate offers maximum protection against a high-grade military threat. Armored Republic's C2 Multi-Hit plate can stop a . 30 caliber armor-piercing bullet, with a mass of 10.8g, at speeds of up to 2,880 ft/s.
Few laws restrict civilians' rights to buy or own body armor. Federal law prohibits people with violent felony records from owning it, and in many states, people who wear body armor while committing certain crimes can receive longer prison terms or lose the opportunity for parole.
A bullet proof vest is in principle not bullet proof
A bullet proof vest is not bullet "proof", but bullet resistant. A bullet proof vest will not with 100% certainty stop all kind of bullets, fired against a vest. Also there will be a blunt force trauma from the bullet, and a back face signature that can kill you.
What level body armor do police wear? Most patrol officers choose to wear level IIIA soft armor vests for their everyday wear while on duty. But this is often supplemented with level III and IV 5 x 8 or 7 x 9 hard plates that can come in small form factors for inclusion with everyday duty wear.
It is a class 4 felony to commit a felony while knowingly wearing or using body armor. “Body armor” relates to any “clothing or equipment designed in whole or in part to minimize the risk of injury from a deadly weapon.” A convicted felon of a violent crime may not own or purchase body armor.
Generally, body armor is allowed in carry-on or checked bags. Please note however that even if an item is generally allowed, our officers make the final decision on whether an item is allowed through the checkpoint.
Can a bulletproof vest stop a shotgun?
If you look at the shot in slow motion, the force of impact was inarguably stronger, but the Kevlar managed to absorb and deflect the bullet as intended. Even a 590 shotgun, as the video shows, didn't stand a chance against the vest.
Perhaps one of the better-known bulletproof materials, Kevlar is a synthetic fiber that's heat resistant and incredibly strong. It's also lightweight, making it a popular choice for wearable bulletproof items. Kevlar is used in both military and civilian applications.
Tensile strength
The chemical structure of Kevlar® is comprised of several repeating inter-chain bonds. These chains are cross-linked with hydrogen bonds, providing a tensile strength 10X greater than steel on an equal weight basis.
Level III – Designed to stop a 7.62 x 39 full metal jacket AK round or . 223 ammo like that used by the popular AR-15. This is the minimum needed to stop bullets from any of the major assault rifles. Level IV – This will stop armor piercing roundsand is the highest level of protection you can currently buy.
Ballistic resistance: NIJ level III plates are tested to stop 5.56x45mm and 7.62x39mm FMJ lead core and hollow point rifle ammunition from common rifles like the AK-47 and AR-15. The plates also protect against 9mm, 10mm, . 45cal, .
The U.S. Army's new Modular Scalable Vest armor plate. The U.S. Army's Modular Scalable Vest is capable of stopping 7.62-millimeter rounds, but weighs a total of 22.6 pounds. About one and a quarter inch of AR500-grade steel plate will stop a . 50 caliber bullet but steel is extremely heavy.
It is important to remember the vest should extend down to your navel (belly button) area. Some people believe body armor should reach the waist; however, this is not the ideal fit. If a vest goes past the navel, it becomes unnecessarily heavy at the cost of protecting non-vital organs.
We use your height and weight as a good way to fit a bulletproof vest. This size might be different than your shirt size. Bulletproof vests do not stretch, and do not have to contain your shoulders, so you cannot choose the size of your bulletproof vest the same way that you order a t-shirt.
Normally a NIJ Level IIIA bullet proof vest in combination with Level IV hard armor panels can stop AK-47 rounds including armor piercing. Level IV hard armor panels can be purchased by officers and are not restricted to military personel.
Most providers warrant their vests a five-year life. This short span of time is the direct result of fibers breaking down over time which causes them to lose their ability to perform as expected.
Can you walk around with a bullet proof vest?
Most states allow anyone to wear body armor anywhere, with federal laws in mind. However, some states don't allow the wear of body armor in schools, unless you're performing a job that requires it. Louisiana is one of these states.
Take a fabric tape measure and place it 1” below your armpit (over clothes). Measure your upper chest circumference. That measurement OR up to 2” would be your “order size”in our vest. See the 2020 Sizing Chart above.
What level body armor do police wear? Most patrol officers choose to wear level IIIA soft armor vests for their everyday wear while on duty. But this is often supplemented with level III and IV 5 x 8 or 7 x 9 hard plates that can come in small form factors for inclusion with everyday duty wear.
It is a class 4 felony to commit a felony while knowingly wearing or using body armor. “Body armor” relates to any “clothing or equipment designed in whole or in part to minimize the risk of injury from a deadly weapon.” A convicted felon of a violent crime may not own or purchase body armor.
Some armor is made to be stab and/or spike resistant, while others are made to be bulletproof. If a vest has stab protection, it may not be bulletproof. Equally, a bulletproof vest may offer no protection to bladed weapons.
Because body armor can be so heavy, military commanders make mission-specific decisions about how much protection their charges need. The highest level of armor most soldiers wear in Afghanistan covers the entire thorax, parts of the neck, the biceps, shoulders, and the groin.