Improve both posture and technique with this bicep blaster. Perfect for using with ez curl bars or dumbbells for arm curls. By using the bicep blaster your arms are locked in the correct position so that your bicep muscles are doing all the work, maximising your training efforts. Can also be used for isolating triceps when doing pulldowns. Reinforced aluminium plate Padded elbow and neck pads for comfort Adjustable strap buckle