Reusable gas contents decal.

Analysis and calculate your MOD and record it on this reusable Decal.

Record your gas mix and MOD on this reusable sticker in stead of using single use tapes. 

Helium % for Tri-mix

O2 % for Enriched Air Nitrox mixes

Use a permanent marker, then wipe clean with alcohol to reuse.

Includes the Dalton Triangle to help you calculate your MOD.