1000ml stainless steel vacumm easy carry bottle is convenient to carry. The large capacity isperfect for outdoor activities especially camping, driving, cycling, swimming, etc. Wide mouth allows the users to put ice cubes easily and wash. And it is with a detachable straw and withone touch open lid, which is easy to clen and use. The special fuction is with the lock function - Securely your beveragedoesn't spill out.