Barbell Bar Pad Supports - Manta Squat Stabilizer Sholuder Pad - Weight Lifting Bar Pad, Neck Shoulder Protective Pad for Sport Fitness Manta Ray Squat Shoulder Pad Stabilizer Barbell Weight Lifting Pull Up Protective Pack Suitable for 30mm bar, bar is stuck it to fall, not turn Unique weight distribution principle takes the bar off your deltoids and vertebrae Transfers weight across your trapezius muscles and reduces risk of injury Protect your shoulders and T-shirt whilst performing squats