This product ensures safety and protection that's compatible with all BLS 4000 series half masks and with BLS 5600 and BLS 5700 full face masks.

Features:

• BAYONET CONNECTION (b-lock)
  This connection is very intuitive, allowing fast and safe hold to the mask. It has a locking mechanism that allows the user to know if the filter has been correctly positioned.
• FLAT FILTERS
  Practical and light.
• COLOUR CODE
  ◎ P Particles, mists, fumes