Bladder 3.0 Liter (100-ounce) With Tube and Bite Valve. Dishwasher safe. Center baffle system with a zip: Bladder stays flat when zipped. Liquids do not splash around in the bladder. Unzip to clean inside out. Hanging loops for drying - inside and outside the bladder. Tethered top hanging clip. FDA and EU approved: Phthalate, BPA and PVC free. Burst tested. Twist-Lock hose connector with auto shut-off valve. Ships with 45° bite valve.