sports bottle
Reusable and resealable water bottle designed for opening and drinking with one hand which is achieved by using flip-top, disc-top or push-pull cap. They are also more durable and usually have a more streamlined design than the normal cheap plastic bottles used for bottle water.
While sports bottle can function like thermos, the key difference is the ease of drinking with a sport bottle compared to a thermos.
Can be made from plastic, aluminum or ceramic.