Jacket JACK



Jacket for ventral apparatus


The JACK Jacket has been designed to be used with all SIEL Oxygen Ventral Rebreathers.
The ballasts placed on the back allow the operator to obtain a better trim and a greater comfort while diving.


  • Lightweight and easy to use.
  • Made of resistant material against cuts, abrasion and wear.
  • Equipped with buckles for a perfect fit.
  • Supplied with dorsal ballast pockets.
  • Ballast quick release in case of emergency.
  • Spacious side pockets for the transport of various items.
  • Available in black and woodland.


  • Material: Cordura 1500
  • Ballast back pack: Max 10 Kg (9 ballast 1Kg + 2 ballast 0.5Kg)
  • Ballast release: Quick pull handle

SIEL S.r.l.
Torino Plant: via Postiglione 24, 10024, Moncalieri (TO) - Italy
Spezia Plant: via Vincinella 14, 19037, S. Stefano di Magra (SP) - Italy
VAT registration number: 04201240019