the 12lbs-80lbs fashions max weight ability is the burden purchased. The 100lbs-140lbs max weight would be 140lbs. Empty wallet can be stuffed by purchasing weights in a while to fill the burden vest if wished. The runfast weighted vest is a wonderful manner to add resistance on your exercise. That is a exceptional vest to start your move education, energy schooling, and whatever else you may want a weight vest for. The vest is one size fits maximum. The weights comes included. It additionally comes with a one manufactures guarantee that covers the vest.