Used Scubapro Apnea Freediving Snorkel Color:White The oil-filled depth gauge uses

The oil-filled depth gauge uses a linear Bourdon tube design for stable readings

we recommend choosing a different strap

you can view profiles of each dive at a five-second sampling rate

This coating protects the barrel from getting scratched

delivering extra durability for demanding marine use

Used Scubapro Apnea Freediving Snorkel Color:White The oil-filled depth gauge usesSCUBAPRO's Apnea or Freediving snorkel attaches to your mask strap when being used. It can be folded and stowed in an accessory pocket when not needed. It pops right back into shape for surface swimming. This is a versatile and easy to use surface breather.