the 12lbs-80lbs fashions max weight capacity is the burden bought. The 100lbs-140lbs max weight would be 140lbs. Empty pockets can be filled by way of buying weights afterward to fill the weight vest if wanted. The runfast weighted vest is a super way to add resistance on your exercise. This is a super vest to start your go schooling, energy training, and anything else you may want a weight vest for. The vest is one size suits maximum. The weights comes covered. It additionally comes with a one manufactures warranty that covers the vest.