Heavy-Duty, Low-Gravity Waist Tool Belt. The off-road Core 2.0 Tool Belt is a durable, low gravity pack with the capacity for 2L hydration (sold separately) and 5L cargo and tool storage. Comfortable due to the low-gravity waist location and AirLine back ventilation to keep sweat to a minimum, the belt is further equipped with waist pockets and dedicated tool compartments to store your belongings, and one size fits all! 5.0 liter cargo and tool storage. Ready for 2.0L Horizontal CleanTech bladder OR HydraPak Horizontal Bladder Kit 1.5 (both sold separately). Low gravity waist location. Heavy-duty, durable outer shell. Waist pockets and dedicated tool compartments. Optimal AirLine back ventilation. Reflective safety piping. One size fist most. Plastic free packaging.