Gel Mix Flask 350 ml is a soft flask made specifically for fueling with Gel Mix 480 when training or racing. Designed to be carried in a running vest, waist belt, or back pocket. Equipped with a SpeedFill cap for fast refills and a bite valve for fueling easily over challenging terrain. A fueling solution that enables you to carry up to 120g of carbohydrates in your pocket. The bite valve simplifies consumption on the move - on gravel, trails, or mid-race when not wanting to stop. The SpeedFill cap makes refills fast by easily popping the cap open. Compatible with the Gel Mix 480 sachet - the opening is designed to fit directly into the top of the flask. Compact enough for a vest pocket, waist belt, or back pocket. Specification Volume: 350 ml Opening Type: SpeedFill screw cap with bite valve Carry options: Running vest, waist belt, back pocket Compatible with: Gel Mix 480 Other details: Food product approved. Wash before first use. Size: 350ML