This is the new German Air Force/Navy Life Preserver Survival Vest SECUMAR 20 HLA for Tornado Pilots,for about water commitments,This is the newest version of the Secumar for Tornado pilots,the contents of the Bladders are twice as large ( 20 liters ) contrary to the 10HLA (10 liters) , this Bladder is from neoprene and Polyurethan withe membrane function , the Secumar 20 HLA used with the GAF since 2003, the 20 HLA is from Nomex like the last 10 HLA , this 20 HLA has no contents, but include is the very rare vest Survival Radio antenna ,all in very good normal used condition,vest is fully operative with 2 full CO2 bottles!!!!! and water automatic inflating and hand inflating device and bladders, Date 2003 !!!vest size Medium,very nice item,extrem rare and extrem hard to find , everything fully operative and not demilitarisiert, BUT OFFER IS FOR DISPLAY ONLY! COLLECTORS ITEM!NOT FOR USE!!!