ThermoBak 3L is a low-profile solution that offers the versatility to be worn as a standard hydration pack or attached to the back of the IOTV/MTV with our Direct Armor Attachment System (D.A.A.S.). Updated with durable 500D double-rip Cordura fabric and the new 3L (100oz) Mil Spec Crux Reservoir, the ThermoBak 3L maintains it's minimalist footprint while offering 25% more water per sip. ----------- **Product Details** - BPA/BPS/BPF Free - Dimensions: 48 x 24 x 11 cm / 17.3 x 9.4 x 4.3 in - Pack Weight: 0.6 kg / 1.4 lb - Hydration Type: Mil Spec CRUX(TM) Reservoir with Quicklink(TM) System - Hydration Capacity: 3L/100 oz - Adjustable sternum strap - Hook-and-loop strap management - Six D-ring points for attaching to any armor vest or pack with MOLLE - Fully insulated reservoir compartment using 5 mm closed cell foam - Grommet drain holes located at bottom of main compartment