Biofreeze 32oz Gel Pump Dye Free Prof Version Personal Protection Products * Middle upright with through Aluminum band assists in * Middle upright with through pin lock for extra support ASTM Level 3 (Heavy fluid protection) * Two polyurethane headbands secure the mask to the face to help ensure a tight facial seal and prevent leakage around the mask edges * Large pouch style breathing chamber and So Soft lining for added comfort * And finally we created a colorless option for patients and practitioners who prefer that * Biofreeze is 100% paraben free * A unique effective analgesic formulated to provide a variety of benefits for therapy comfort pain relief and exercise training * Biofreeze can enhance ultrasound treatments massage therapy electric muscle and nerve stimulation home therapy and athletic rehabilitation * Greaseless and non staining with vanishing scent