Modular backpack for perfect weight distribution. Its anatomical shape provides a
better fit. Special handy weight compartments with openings for water drainage.
Option to change the buoyancy with standard 500 g or 1 kg weights, up to a maximum
of 4 kg. Adjustable, padded shoulder straps feature quick-release buckles for greater
security and quick release in an emergency. Flexible line for fastening to the belt
provides greater stability, with the quick release system.