Anatomically-shaped bladder with characteristic X-Air back and side compartments
Rigid back-pack with foam padded wraparound back support and drainage vents at shoulders, back, and hips
Comfort collar, padded fabric inside the neck strap
Length adjustable abdominal strap preformed for better grip and improved comfort
8 ring fasteners (6 aluminum)
Specific fastener points for octopus, pressure gauge and knife
Two 5kg integrated quick-release weight pockets and two 2.5kg fixed weight pockets on the rear gussets
2 large pockets with gussets, double slider zips and an elastic cord with a clip to secure your gear 

Size / Buoyancy (in Newton)

XS / 120N

S / 150N

M / 210N

L / 260N

XL / 310N