8 lbs = 14.57 inches (L) x 9.25 inches (W), 12 lbs = 15.55 inches (L) x 9.45 inches (W), 16 lbs = 16.14 inches (L) x 10.63 inches (W), 20 lbs = 16.73 inches (L) x 11.22 inches (W). Portable Storage: This weighted vest features two zippered front pockets and a large mesh pocket for secure storage of your phone, power bank, wallet, keys, towel, energy bars, sunglasses, and more. These pockets are designed for easy access to essentials during exercise. H-Shaped Design: This adjustable weighted vest features an H-shaped design that distributes weight evenly across your upper body, reducing shoulder strain. It conforms to your body, remaining stable even during intense exercise while increasing resistance for enhanced strength and endurance. Comfortable to wear: This weighted vest is made of soft, waterproof neoprene fabric, filled with evenly distributed metal shavings, and features adjustable shoulder straps, making it an ideal workout companion. After receiving it, please air it out in a well-ventilated place for 1-2 days. Shake the vest before wearing to distribute the weight evenly. A great gift. Weight: 8.69 lbs.