ZELUS Weighted Vest for Men and Women | 4-10lb/11-20lb/20-32lb Vest with 6 Ironsand Weights for Home Workouts | Adjustable Body Weight Vest Exercise Set for Cardio and Strength TrainingADJUSTABLE WEIGHT VEST: This one size fits most exercise vest by Zelus weighs in at 4 pounds by itself but reaches up to 10 thanks to the included six 1 pound iron sand weight bags, allowing variable low impact resistance that strengthens your core and endurance no matter your exercise routine ADJUSTABLE ERGONOMIC DESIGN: Our weighted vest evenly distributes its load even during intense workouts, with its hook and loop fasteners offering a snug fit