Keep your water cool and prevent bottle sweat. Engineered to keep fluids at an ideal temperature 38% longer than a standard flask, the insulated SkyFlask IT Speed 350ml is comfortable to hold with an adjustable hand strap and features our IsoBound™ technology. Topped with our SpeedFill™ cap that makes short work of aid station refills. Boost your performance.

• Materials: TPU, PP, HDPE, Silicone, Nylon
• Capacity: 300 ml
• BPA and PVC free
• Leakproof
• Freezable and can be filled with hot water (max temp 60° C / 140° F)