Pinnacle Soft Flask Insulated Handheld 18oz Color:Sailor Blue - Reflective Silver The Glycerin GTS 21 features

The Glycerin GTS 21 features an engineered mesh upper that is both breathable and supportive

Music + Calls : 6-Hour battery life and dual noise-canceling mics make taking calls or listening to music effortless

the classic split leg design feels barely there

They maintain their quality wash after wash

Vintage SAUCONY branding

Pinnacle Soft Flask Insulated Handheld 18oz Color:Sailor Blue - Reflective Silver The Glycerin GTS 21 featuresDescription The Pinnacle Soft Flask Insulated 18oz Handheld features Nathan's advanced Exo Draw soft flask technology in an updated carrier and grip free strap for unmatched comfort. It boasts an expandable pocket for keys and essentials, ideal for marathons, trail runs, hikes, climbs, and more. With an insulated flask, keep fluids cooler, longer. Features 18oz 535 mL BPA FREE Insulated Soft Flask with bite valve, keeps fluid cooler longer Proprietary