The brand-new line of functional training tools has arrived: the TRX Powerbags! They feature a sturdy casing and a variety of grip options, making them ideal for a wide range of functional exercises. With TRX Powerbags, you can work not only on strength, but also on stability and balance.Product details:Waterproof vinyl surfaceThree reinforced seams for long-lasting durabilityPolyurethane handles allow for various exercise variationsAvailable in 4.5kg, 9kg, 13.5kg, 18kg, 22.5kg, 27kg