New 2020 Master blaster 3 tubed for more air cooling.

Coldie cooling cartridge (CA2) for; Hard hats, Cricket helmets, Motor bike helmets, any helmet that a Coldie air conditioned insert will fit.

This cooling cartridge fits all 2016 air conditioned inserts onwards. (2015 CA1 model not applicable.)

Place in freezer for a minimum 2 hours to receive 2 hours of cooling time.

You are purchasing one cooling cartridge.

Be sure to see our (CA2) Air conditioned inserts at;

http://www.ebay.com.au/itm/Construction-helmet-hard-hat-by-Coldie-air-conditioned-insert-/331536365692?pt=LH_DefaultDomain_15&hash=item4d311b787c

How to install at: https://www.youtube.com/watch?v=-IrKlu_UVLE&feature=youtu.be

Integrity with Coldie (c)2016