Features • Shatter-resistant, copolyester resin body and grippy, silicone bumper mean this flask can go anywhere • Wide mouth makes for easy filling, pouring and drinking • Hinged top with silicone grip is easy to open and impossible to misplace • Weight: 4.1 oz. • Material: Copolyester, Silicone • Dimensions: 3.7" x 1.1" x 6.5" • Includes: 10 fl. oz. Flask, Silicone Bumper, Hinged Cap.