BlackPak Pro 16x16 ShortStak Upgrade Kit Size:One Size An articulated design with built-in

An articulated design with built-in stretch provides full range of motion while low bulk seams make layering a breeze

Our lightweight and durable fabric is coated with an exclusive wax blend that delivers optimal wind and water resistance

Ideal for most body types

ultra-bright

After 15 minutes

BlackPak Pro 16x16 ShortStak Upgrade Kit Size:One Size An articulated design with built-inThe YakAttack BlackPak Pro 16x16 ShortStak Upgrade Kit is a stackable box that replaces the lid of a new or existing BlackPak Pro, giving you a second layer of storage for quick access go to items. Its construction is virtually the same as the BlackPak Pro, however, it is only about 40% of the original height. The bottom edge of the ShortStak side panels is angled to match the geometry of the BlackPak opening, giving you the same water shedding fit as