UltrAspire 300mL SoftFlask Black Diamond clean finished seams help prevent

clean finished seams help prevent chafing for a more comfortable fit

Material(s): Stainless steel

For capacity

New COOLmatic | PLUS FLOWmesh™ is integrated into the top panels for targeted ventilation where you need it most as well as +40 UPF protection

and 40mg of naturally derived caffeine for exercise and on-the-go

UltrAspire 300mL SoftFlask Black Diamond clean finished seams help preventThis collapsible SoftFlask holds up to 300mL of fluid and is designed for easy use on the go. Its slim, contoured shape slides smoothly in and out of hydration pockets, making it ideal for running vests or waist packs. The flask features a compact 28mm cap that helps it lay flat against your body for a more comfortable fit. Equipped with a soft silicone bite valve. PVC & BPA free.