Feature 1Made of high-density thickening oxford fabric, durable to use 2Designed with widening shoulder, comfortable to wear 3Highly flexible compressed sponge interlining, for protection and shock absorption 4With 16pcs pouches for loading sand or steel plate 5It is an ideal equipment for physical fitness, losing weight and exercising agile.SpecificationFeatures: Made of high-density thickening oxford fabric, durable to use. Designed with widening shoulder, comfortable to wear. Highly flexible compressed sponge interlining, for protection and shock absorption. With 16pcs pouches for loading sand or steel plate. It is an ideal equipment for physical fitness, losing weight and exercising agile. Specifications: Color: Black Material: Oxford fabricMaximum Loading: 20kg Length: 60cm / 23.6in Width: 42cm / 16.5in Note: Sand and steel plate are not included . Package Include: 1 x Adjustable Weighted Vest 16 x Bags .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Note:This product can only be filled with steel plates to reach 20KG, and sand cannot reach this weight.Please note that the product is empty vest does not contain steel plates.