3M BT-20S Small/Medium 28" Polyurethane Black Light Duty Breathing Tube (For Use With 3M Jupiter Powered Air Purifying Respirator, 3M Versaflo PAPR TR-300 Series And The 3M Versaflo Supplied Air Respirator V-Series) (1/EA) Kitchen They’re manufactured from FR Kevlar

They’re manufactured from FR Kevlar Blend fabric with DuPont Kevlar cuff which is lightweight and breathable while providing protection from the high heat and open flame of welder’s torches

Hip-Pac bottles are refillable

The seamless design and knit wrist provide added comfort

* Cotton candy taste with hints of caramel

3M BT-20S Small/Medium 28" Polyurethane Black Light Duty Breathing Tube (For Use With 3M Jupiter Powered Air Purifying Respirator, 3M Versaflo PAPR TR-300 Series And The 3M Versaflo Supplied Air Respirator V-Series) (1/EA) Kitchen They’re manufactured from FR Kevlar3M Versaflo S Series breathing tubes feature steel core coils for durability. To improve comfort and reduce the potential to catach on the wearer's surrounds, BT 20 tubes come in two lengths. All S Series compatible breathing tubes feature the innovative 3M Quick Release Swivel WRS) connection. The QRS connects quickly to the headgear and swivels to minimize loops and kinks in the breathing tube.