[[Adjustable Weight Vest] The overlapped hook and loop fasteners around the waist can be adjusted to suit your lower back and secure the tightness from swaying. The buckles of the shoulder straps and waistband are designed to be easily adjusted to fit sizes ranging from 36’’ to 48’’ of chest and waist and 15’’ to 23’’ in length.. [Decompression Shoulder Pad] Shoulder pads are increased to reduce the pressure that the weight vest brings on the shoulders like the backings of a backpack preventing slipping and injury. [Various Weight Packs] 8/16 packs and 9 optional ranges of different weights ranging from 1.5LBs to 50LBs are offered for you to easily adjust to your desired weight. [Flawless Weight Distribution] The same number of weight bags in the front and back ensure a more evenly distributed load during exercise resulting in a more sculpted muscle definition. Additionally the uniform weight distribution provides maximum comfort helping to prevent strain on the shoulders and back. [Style Meets Simplicity] Fluorescent design for nighttime visibility easy to wear with a front zipper and hassle-free cleaning with a simple wipe. This vest combines fashion and convenience.]