Mares TRIM WEIGHT POCKET (Pair) which is why it is

which is why it is often used as a second backup mask when diving

Experience enhanced comfort with X-tra cushioning on the backplate and a well-designed shoulder construction

ergonomic profile and providing immediate performance

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Mares TRIM WEIGHT POCKET (Pair) which is why it isDescription The Trim Weight ballast system consists of two additional rear ballast pockets that can be mounted on either side of the backrest directly on the tank strap. The main features of the Trim Weight ballast system are: Easy to install on the tank strap Double eyelet for ideal positioning on the tank Perfect trim Less ballast on the belt Ballast capacity: 2kg each.