Fowler Fitness | Arm BlasterThe Arm Blaster is the perfect tool to build and grow your biceps. It features an adjustable strap, however its a one size fits all mould tucking nicely under the armpits to completely isolate the bicep concentration movement. This tool is ideal for those looking to build up their biceps and arms, and would be a great addition to any home or gym workout. With its easy to use design, it is perfect for all levels of fitness.