S FLASK 400/13 INSUL 42 Sport Bags Compatible with all our 42mm

Compatible with all our 42mm lids – including our summer versions to your liquids cool in the sun

with the wider instant fit they want

For easy hydration on the move

while the optimized

The supportive 3D Minima highback is paired with a Response Pad

S FLASK 400/13 INSUL 42 Sport Bags Compatible with all our 42mmWeve adapted our classic Soft Flask with dual skin insulation to keep your water in liquid form in winter. The new bite valve evacuates any ice build up with a quick squeeze and the handle provides extra grip, so you can drink easily on the move. Compatible with all our 42mm lids including our summer versions to your liquids cool in the sun.